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OBJECTIVE: To examine the factors associated with condom use among a cohort of sexually active intravenous drug users (IVDU). DESIGN: Data were collected via personal interview at the fourth-month assessment point of a longitudinal study monitoring HIV infection and risk behaviors among IVDU. SETTING: A community-based methadone clinic. PARTICIPANTS: A total of 158 sexually active heterosexual male and female IVDU, including both methadone patients and out-of-treatment individuals with a history of opiate abuse. MAIN OUTCOME MEASURES: We describe a new approach to identify the determinants of condom use. Previous studies have described subjects as either 'condom users' or 'condom non-users', using an individual's overall behavior as the unit of analysis. By analyzing condom use during the most recent sexual encounter, we avoided the problem of interpreting inconsistent condom use. Data were analyzed using forward stepwise logistic regression. RESULTS: Thirty-four per cent of the heterosexual subjects (n = 160) reported using a condom during their last sexual encounter. Being HIV-positive and having either a causal or commercial partner were each associated with increased probability of using a condom (odds ratio, 10.6, 4.4 and 12.1, respectively). No interactions with sex were found. CONCLUSIONS: Our results suggest that knowing that one is HIV-positive is an important determinant of condom use; HIV testing may therefore increase the use of condoms. In addition, interventions to change sexual behaviors may need to focus on the type of sexual partner. 相似文献
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Recent surveys of injecting drug users reveal that their injecting behaviours have changed in the light of HIV, but their sexual behaviours have not and, in particular, they remain reluctant to use condoms to reduce the risks of sexual transmission. In an attempt to explore this issue further the present study assessed the behaviours and attitudes of injecting drug users to sexual issues, including condom use. Condom use was low. Obstacles to their use included for some a desire to conceive, for many a belief in their infertility, a perceived invulnerability to HIV infection through their sexual behaviour patterns, a dislike of condoms and difficulty in negotiating condom use with partners. The lifestyle of drug users may also have an influence on condom use. Many drug users funded their habit through illegal activities including prostitution, theft and fraud. The association between these and other factors and condom use are explored. 相似文献
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Four hundred and twenty-five women replied to a questionnaire designed to assess social and psychological changes occurring after tubal sterilization. Dissatisfaction with the outcome of the operation was unrelated to patient age at the time of the operation, parity, religious affiliation and history of emotional instability. While the incidence of negative social and psychological changes was low, a substantial proportion of the sample reported positive effects, particularly in emotional and sexual adjustment. 相似文献
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Cystoscopic findings consistent with interstitial cystitis in normal women undergoing tubal ligation
PURPOSE: We test the hypothesis that women without chronic pelvic pain or irritative voiding symptoms do not demonstrate petechial hemorrhages known as glomerulations that are characteristic of patients with interstitial cystitis. MATERIALS AND METHODS: A prospective cohort design was used for examination with cystoscopy and bladder distention of 20 asymptomatic women undergoing tubal ligation. Cystoscopy with the patient under general anesthesia was performed to inspect the bladder mucosa before and after distention at 70 cm. of water pressure for 2 or 6 minutes. Photographs of the right, posterior and left of the bladder surfaces taken before and after the distention were scored on a scale of 1 to 5 using a panel of standards. Five urologists blinded to the source of individual photographs independently evaluated 120 research images interspersed with 46 other pictures from a library containing images from 19 symptomatic patients with and without interstitial cystitis. RESULTS: A total of 20 normal women with a mean age plus or minus standard deviation of 29+/-6 years consented to participate in this trial during laparoscopic tubal ligation. Photographs of bladder sites before and after distention with 890+/-140 ml. were scored as 1.4+/-0.3 (before distention) and 3.1+/-1.1 (after distention) on the scale of 1 to 5. The increase in scores following distention in normal subjects was seen to the same degree and in the same proportion as in patients with symptoms of interstitial cystitis (8 of 19 symptomatic patients in this series met current diagnostic criteria for interstitial cystitis). Slight but significant differences were seen among sites in the bladder but not between 2 and 6-minute distention durations. CONCLUSIONS: Bladder mucosal lesions characteristically associated with irritative voiding symptoms and pelvic pain in patients diagnosed with interstitial cystitis were observed in asymptomatic women. 相似文献
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Many factors have been shown to influence condom use among adolescents, including negative experiences with prior use, risk-taking behaviors, perception of condom efficacy, and self-efficacy in obtaining and using condoms. In order to help prioritize topics for clinic-based education, this study attempted to determine which factors are most significantly associated with planned condom use. A 53-item questionnaire was administered to sexually active females presenting consecutively to an adolescent clinic. Two hundred ethnically and religiously diverse patients, with a median age of 17 years, participated. Median age at first sexual encounter was 15. Median number of lifetime partners was 2, with a median of 1 partner in the last year. Past condom use was reported by 88%, with 22% always, 38% usually, and 26% occasionally using condoms. Only 47% had used condoms during their most recent sexual encounter. Negative experiences with condom use were reported by 85%. Only 54% stated they would definitely use condoms during their next sexual encounter. Intent to use condoms in the future was significantly associated with both past use and fear of HIV infection. Intent was not significantly associated with most prior negative experiences, perception of condom efficacy in preventing STDs and pregnancy, or other perceived benefits of condom use. Thus, this novel approach to prioritizing topics revealed that health education among a clinic-based population should emphasize condom use from the onset of sexual activity, as well as its efficacy in preventing HIV infection. 相似文献
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KF Koschnick 《Canadian Metallurgical Quarterly》1976,94(9):512-514
The ambulant sterilization of the ovarien tubes with the plastic clip represents a notable method among the operative sterilization methods. With this method, failures can be totally avoided. The bloodless proceeding in the intraperitoneal region results in a minimum of operational risks. The postoperative morbidity is 0%. The clip sterilization takes a few minutes and can be done with intubation or Trapanal/fluothane narcosis in the ambulance. The possibility of refertilization is still to be discussed. From April 1974 till April 1975 this method for sterilization was employed in 97 patients. There were no complications or failures seen. 相似文献
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OBJECTIVES: The association between the timing of discussions about condoms between mother and adolescent and adolescents' condom use during their first and subsequent sexual encounters was examined. METHODS: Sexually active adolescents reported whether and when they discussed condoms with their mother and answered questions about their own condom use. RESULTS: Mother-adolescent discussions about condoms that occurred prior to sexual debut were strongly associated with greater condom use during first intercourse and most recent intercourse, along with greater lifetime regular condom use. CONCLUSIONS: Discussions about condoms prior to sexual debut are important in promoting condom use among adolescents. 相似文献
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Galavotti Christine; Cabral Rebecca J.; Lansky Amy; Grimley Diane M.; Riley Gabrielle E.; Prochaska James O. 《Canadian Metallurgical Quarterly》1995,14(6):570
This study assessed the applicability of the transtheoretical model of behavior change (J. O. Prochaska & C. C. DiClemente, 1983, 1984) to the measurement of contraceptive use among 296 women at high risk for HIV infection and transmission. Structural equation modeling suggested that a measure of general contraceptive use could be used to assess use of oral contraceptives and hormonal implants but that measurement of condom use required separate assessments for main and other partners. Self-efficacy (SE) and decisional balance scales were internally consistent for general contraceptive use, for condom use with main partners, and for condom use with other partners. Consistent with research on other health behaviors, SE scores rose significantly across stages, from precontemplation to maintenance, and a shift in decisional balance was observed for 2 of 3 behaviors. This measurement strategy may enhance the ability to evaluate prevention programs for women at risk. (PsycINFO Database Record (c) 2010 APA, all rights reserved) 相似文献
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MW Borgdorff LR Barongo JN Newell KP Senkoro W Devillé JP Velema RM Gabone 《Canadian Metallurgical Quarterly》1994,70(6):378-383
High resolution, magnetic resonance imaging was used to quantitatively study the morphometry of the superior oblique muscles of two patients with superior oblique myokymia, as well as 18 superior oblique muscles of 14 patients with normal superior oblique function. The cross sectional area of each superior oblique muscle was measured at 3-millimeter intervals along the entire muscle length. In both cases of myokymia, the affected superior oblique muscles were significantly smaller than normal (P < .05). These anatomical changes in the superior oblique muscle of patients with myokymia suggest that an antecedent injury to the trochlear nerve has occurred. This injury, even if clinically unapparent, may be the initial event which leads to subsequent development of superior oblique myokymia. 相似文献
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M Spina S Mancuso A Sinicco E Vaccher C Traina N Di Fabrizio F De Lalla U Tirelli 《Canadian Metallurgical Quarterly》1998,25(9):451-454
BACKGROUND AND OBJECTIVES: In two different studies, we evaluated the human immunodeficiency virus (HIV) seroprevalence rate and the condom use in a group of female sex workers working in Italy. STUDY DESIGN: In the first study we collected data on HIV serologic testing of female sex workers; in the second study, we evaluated the use of condoms and high-risk sexual practices by sex workers with their clients and nonpaying partners. RESULTS: Overall, 131 of 802 (16%) were HIV positive: 36 of 558 (6%) professional sex workers and 95 of 244 (39%) sex workers who used intravenous drugs. There was a significant increase of seroprevalence among professional sex workers between 1988 to 1990 and 1991 to 1995 (2% versus 11%, P < or = 0.001), whereas among the sex workers who used intravenous drugs, the increase was not significant (37% versus 40%, P = 0.70). Similarly, the HIV seroprevalence in the Italian professional sex workers is constant in the two periods of time (2% versus 1%). In the second study, 97 of 102 (95%) sex workers reported regular condom use with clients, whereas 63% of sex workers reported they never used them with nonpaying partners. Fourteen sex workers reported having nonpaying partners who used intravenous drugs and 6 reported having nonpaying bisexual partners; 8 of these 20 partners were HIV positive. CONCLUSION: The results of the first study showed a significant increase of seroprevalence among professional sex workers, whereas the high seroprevalence among sex workers who used intravenous drugs was constant. The results of the second study showed that sex workers may be at higher risk for HIV infection through noncommercial sexual intercourses. 相似文献
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RN Shain 《Canadian Metallurgical Quarterly》1980,22(3):227-240
Despite continuing interest in development of reversible sterilization, baseline data regarding how much more acceptable reversible procedures would be than currently available methods have not been available. This study provides such data from 1074 randomly selected obstetric/gynecology patients or reproductive age in metropolitan San Antonio. Basic socio-demographic data and attitudinal information with respect to both permanent and hypothetically reversible tubal ligation were elicited via a self-administered questionnaire. Responses toward permanent and reversible sterilization were compared and analyzed for statistically significant differences. Results indicate that approval of, serious consideration of, intent to eventually undergo, and immediate demand for tubal sterilization would be increased 25%, 95%, 178%, and 163%, respectively, if reversible procedures were available. All increases are statistically significant at P < .0001. These data, confirming pilot study results reported a year ago, indicate that the option of reversibility is exceedingly important to potential candidates for sterilization and its availability would significantly increase the acceptability of female surgical sterilization as an alternative method of contraception. 相似文献
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This retrospective study determines risks, outcomes, and cost savings in microscopic tubal sterilization reversal done by minilaparotomy. From January 1992 to December 1993, 40 women, as outpatients, had combined laparoscopy and minilaparotomy for tubal anastomosis. The mean operating time was 1.7 hours, mean blood loss was 20 mL, and mean recovery time was 3.2 hours. Thirty-seven patients (93%) were discharged on the same day, two stayed for 23 hours, and one patient required hospitalization for 2 nights. There were no immediate or postoperative complications. Early crude pregnancy rate was 60%, with an 8% ectopic rate. Tubal patency was confirmed in 39 (98%). The average total cost to the patient was $5,200. Microsurgical tubal anastomosis can be done safely and successfully on an outpatient basis, reducing costs and morbidity and accelerating the patient's return to activity. 相似文献
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AL Tool DN Kammerer-Doak CM Nguyen MO Cousin M Charsley 《Canadian Metallurgical Quarterly》1997,90(5):731-734
The value of urine flow cytometry (UFC) in diagnosing acute renal allograft rejection (AR) was recently established in a prospective double-blind study. In this study, we report the 1-year follow-up of three groups of patients identified during the previous study: group 1--stable patients (no ARs) with persistently negative UFCs (n=7); group II--patients who had early ARs (<3 months after transplantation), with positive UFCs that completely normalized with antirejection therapy (n=8); group III--stable patients (no ARs) with positive UFCs (n=7). By definition, group III consists of patients previously considered to have "false positive" UFCs. All patients received standard immunosuppressive therapy, with regimens that included cyclosporine at doses adjusted to maintain target levels. Serum creatinine (SCr) levels (mg/dl) were similar in all three groups at 1 month after transplantation. However, at 1 year after transplantation, SCr was 1.4 +/- 0.2 in group I, 2.0 +/- 0.9 in group II, and 1.9 +/- 0.3 in group III (P=0.004 group I vs. group III). There were no ARs clinically diagnosed during this follow-up period in any of the three groups of patients, but there were significantly higher SCr increments among group III patients after the 1 year of follow-up. The detection of an active urine sediment by flow cytometry in "clinically stable" allograft recipients may indicate ongoing, subclinical acute rejection activity, which in this study was found to be associated with worse renal function at the end of the first posttransplant year as compared with patients with persistently negative UFCs. Increased immunosuppression may be indicated for these patients with persistently positive UFCs. 相似文献
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RB Burns EP McCarthy KM Freund SL Marwill M Shwartz A Ash MA Moskowitz 《Canadian Metallurgical Quarterly》1996,44(8):922-926
OBJECTIVE: To determine rates of and explore factors associated with mammography use among older women. DESIGN: Retrospective review of part B (physician) bills submitted to Medicare during 1990. SETTING: Health Care Financing Administration (HCFA) data, including sociodemographic information and part B physician bills for all services delivered to Medicare-eligible women in 1990. PATIENTS/PARTICIPANTS: Women age 65 or older as of January 1, 1990, residing in one of 10 states with part B coverage through December 31, 1990. MEASUREMENTS AND MAIN RESULTS: The outcome was receipt of a mammogram (yes/no). We explored factors associated with mammography use within three age groups: 65 to 74, 75 to 84, and 85+. The factors considered were race, state, median income of ZIP Code of residence (from the 1990 US Census, and used to divide the population into quintiles within each state), and number of primary care visits (0, 1, 2, and 3+). Overall, 15% of women had a mammogram: 20% of women age 65 to 74, 12% of women age 75 to 84, and 4% of women age 85 and older. Mammography use was lowest in Oklahoma and highest in Washington. However, in each state the older the age category, the less the mammography use (e.g., 9% vs 5% vs 2% in Oklahoma and 25% vs 16% vs 5% in Washington for women 65-74, 75-84, and 85+, respectively). Mammography use was lower for black than for white women age 65 to 74 (14% vs 21%, P < .001) and 75 to 84 (9% vs 12%, P < .001). Women in each of these two age groups had lower mammography use if they resided in the lowest income quintile and highest if they resided in the highest income quintile (17% vs 23% 65-74, and 10% vs 13% 75-84, P values < .001). Among the oldest women (those 85+), mammography use was low (4%) and varied minimally by race and income (P = .907 and .003, respectively). In all age groups, mammography use was lowest among women who did not have a primary care visit, was greater among women who had at least one visit, and continued to rise with increasing numbers of visits (all P values < .001). For example, among women age 75 to 84, mammography use increased from 5% to 10%, 14%, and 17% for those with 0, 1, 2, and 3+ visits. CONCLUSIONS: We found that mammography use was less for women who were older, of black race, who did not visit a primary care provider, and who lived in areas with lower median income and certain geographic locations (states). Similar factors influenced mammography use in women age 65 to 74, where there is greater consensus as to who should receive a mammogram, and women age 75 to 84, where there is neither consensus nor data. Surprisingly, neither race nor income had much influence on mammography use among women age 85 or older. 相似文献
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SSh Dzhabrailova 《Canadian Metallurgical Quarterly》1995,(5):44-46
The optimal time for sterilization is 24-36 hours after childbirth or during the 8th week in the postpartum period. The surgical methods of sterilization of the ovarian ducts are simple, harmless, effective, reversible, economical, and voluntary. These considerations also apply to endoscopic methods. For the occlusion of ovarian ducts, electrical current (monopolar and bipolar) and mechanical means (Yoon ring, Hulka and Filshie clips) are used. Unipolar coagulation of the ovarian ducts is another method of surgical sterilization done by laparoscopy. The area of coagulation occupies about 1.5 cm. The length of bipolar coagulation is 10 times larger than the unipolar coagulation site. Patients can be released 4 hours or the next day after the operation. The frequency of complications with bipolar coagulation is low: burning occurs in 0.04-0.1% of cases and bleeding from the mesosalpinx in 0.16-0.5%. The incidence of pregnancy after the operation amounts to 0.1-0.4%. Mechanical methods of sterilization are also reliable, although they are not suitable for all women. For young women who may still want children it is uniquely expedient to employ the Hulka or Filshie clips. In the rest of the cases the Yoon ring can be used, which was first used in the US in 1972 and became popular subsequently. The rate of complications is rare with its use (0.12-3.75%), and pregnancy occurs in 0.08-0.4% of cases. The incidence of complications with the use of clips amounts to 0-0.71%, the pregnancy rate is 0-0.59%, and the possibility of reversal is 80-100%. This method is ideal for young women who do not want to use other contraceptives and who want to have more children. 相似文献
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FL Sonenstein L Ku LD Lindberg CF Turner JH Pleck 《Canadian Metallurgical Quarterly》1998,88(6):956-959
OBJECTIVES: This study examines shifts in sexual experience and condom use among US teenaged males. METHODS: Results from the 1988 and 1995 National Surveys of Adolescent Males were compared. RESULTS: The proportion of never-married 15- to 19-year-old males who had had sex with a female declined from 60% to 55% (P = .06). The share of those sexually active using a condom at last intercourse rose from 57% to 67% (P < .01). Overall, the proportion of males who had sex without condoms last year declined from 37% to 27% (P < .001). CONCLUSIONS: Although protective behaviors among teenagers have increased, significant proportions of teenagers--especially Black and Hispanic males--remain unprotected. 相似文献
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Two hundred twenty-two women undergoing incidental diagnostic dilation and curettage (D&C) at the time of elective laparoscopic tubal ligation were studied retrospectively to ascertain if the risks of a D&C were warranted in a group of young, healthy women with a low risk of endometrial pathology. The endometrial sampling was associated with five uterine perforations and one readmission for bleeding and did not uncover any significant pathology in women under 35. The endocervical curettings did yield pathology of some clinical significance in women of all ages. The risk of uterine perforation was significantly higher in women who were < 15 weeks postpartum. We conclude that in a population of asymptomatic women under the age of 35, a diagnostic D&C is not indicated at the time of elective laparoscopic tubal ligation. 相似文献
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MJ Stark HM Tesselaar AA O'Connell B Person C Galavotti A Cohen C Walls 《Canadian Metallurgical Quarterly》1998,66(6):967-978
This study examined the prevalence of consistent condom use among inner-city women at risk for HIV, measured the distribution of these women across the stages of change for condom use, determined psychosocial factors associated with the stages, and suggested intervention strategies based on the results. The 5-city sample of women aged 15-34 years consisted predominantly of African Americans. Only 18% reported consistent condom use with main partners and 45% with other partners. Logistic regressions compared women in each stage of change with those in higher stages for each partner type. Results indicated that women who practice or intend to practice consistent condom use were more likely to talk with others about condoms, acknowledge the advantages of condoms, have higher self-efficacy for condom use, and indicate that people important to them favored condom use. Intervention approaches are suggested for women in different stages of change for condom use. 相似文献