Sentence examples for intercourse found from inspiring English sources
An analysis of Australian MSM with a preference for the insertive role in anal intercourse found a significant reduction in HIV incidence among circumcised men with HIV-infected partners or those whose HIV status was unknown, compared with uncircumcised men (hazard rate 0.11, 95% CI: 0.03 0.8, p = 0.041) [9].
A school-based study with young teenagers (age 13 years) in South Africa and Tanzania who had not yet had sexual intercourse found that approximately one in five teens experienced sexual debut during the 15 months of the study [ 8].
When researchers controlled for characteristics associated with delaying sexual intercourse, they found that those who had taken chastity pledges delayed sex about 18 months longer than virgins who had never taken a pledge.
Another sexual behaviour factor, age at first sexual intercourse was found not significantly associated with HPV infection risk in both studied cohorts.
Condom use at last intercourse was found to be protective (OR 0.62 [0.62–1.0.62.
Similarly, CSA involving intercourse was found to be more strongly associated with psychiatric and substance use disorders as compared with CSA that did not involve intercourse [ 24].
Importantly, vaginal intercourse was found to significantly impair CTV-05 colonization in both studies, and endogenous L. crispatus also reduced the CTV-05 colonization rate [ 83, 84].
Young age at first intercourse was found to be a weak risk factor for HC2-LR, but only in the 1983/84 cohort.
Neither the reported number of lifetime sexual partners nor the age at first sexual intercourse was found to be associated with the presence of oncogenic HPV.
In a study of 50 patients with carcinoma of the cervix matched with 50 healthy controls, the frequency of sexual intercourse was found to be significantly higher in patients as compared with controls.
Moreover, the average age at first marriage and the average (mean) age at first sexual intercourse were found to be (16.5 and 16.6 years respectively) which is in the same age range.
