Promiscuity, infidelity and divorce stats comment copypasta

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> the odds ratio of 1.13 for lifetime sexual partners obtained with the face-to-face mode of interview indicates that the probability of infidelity increased by 13% for every additional lifetime sexual partner (pg.150)

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Whisman, M. A., & Snyder, D. K. (2007). Sexual infidelity in a national survey of American women: Differences in prevalence and correlates as a function of method of assessment. Journal of Family Psychology, 21(2), 147–154.

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> promiscuity is in fact a good predictor of infidelity. Indeed, promiscuity among females accounted for almost twice as much variance in infidelity (r^2 = .45) as it did for males (r^2 = .25). (pg.177)

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Hughes, S. M., & Gallup, G. G., Jr. (2003). Sex differences in morphological predictors of sexual behavior: Shoulder to hip and waist to hip ratios. Evolution and Human Behavior, 24(3), 173–178.

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> Sexual promiscuity was significantly positively correlated with emotional promiscuity [r(356) = .261, p < .001], as well with sexual infidelity [r(323) = .595, p < .001] and emotional infidelity [r(323) = .676, p < .001] (pg.390)

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Pinto, R., & Arantes, J. (2017). The Relationship between Sexual and Emotional Promiscuity and Infidelity. Athens Journal of Social Sciences, 4(4), 385–398.

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> Each additional sex partner between age 18 and the first union increased the net odds of infidelity by 1% (pg.56)

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Treas, J., & Giesen, D. (2000). Sexual Infidelity Among Married and Cohabiting Americans. Journal of Marriage and Family, 62(1), 48–60.

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> When compared with their peers who report fewer partners, those who self-​report 20 or more in their lifetime are:

> - Three times as likely to have cheated while married

> - Twice as likely to have ever been divorced (50 percent vs. 27 percent)

> - Substantially less happy with life (p < 0.05) (pg.88-89)

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Regnerus, M. (2017). Cheap sex: The transformation of men, marriage, and monogamy.

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> Having previous sexual partners greatly increased the likelihood that a woman would have a secondary sex partner. In particular, a woman with 4 or more male sex partners prior to her primary relationship was about 8.5 times more likely to have a secondary sex partnerthan a woman with no previous sex partners… Having previous sex partners also increased the likelihood that dating and married women would have secondary sex partners. In particular, married women with 4 or more previous partners were 20 times more likely to have secondary sex partners than married women with no previous sex partners (pg.41)

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Forste, R., & Tanfer, K. (1996). Sexual exclusivity among dating, cohabiting, and married women. Journal of Marriage and the Family, 58(1), 33–47.

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> The findings from this study demonstrate that the number of sexual partners participants had was negatively associated with sexual quality, communication, and relationship stability, and for one age cohort relationship satisfaction, even when controlling for a wide range of variables including education, religiosity, and relationship length. (pg.715)

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Busby, D. M., Willoughby, B. J., & Carroll, J. S. (2013). Sowing wild oats: Valuable experience or a field full of weeds? Personal Relationships, 20(4), 706–718.

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> For women marrying since the start of the new millennium: Women with 10 or more partners were the most likely to divorce

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Wolfinger, N. H., PhD. (2016, June 6). Counterintuitive Trends in the Link Between Premarital Sex and Marital Stability. Institute for Family Studies. Retrieved August 24, 2020, from https://ifstudies.org/blog/counterintuitive-trends-in-the-link-between-premarital-sex-and-marital-stability

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- Over half of women who only had sex with their husbands high quality marriages reported high quality marriages

- Slightly over 40% of women who had sex with 2-10 partners reported higher quality marriages

- Less than 25% of women who had sex with 10+ partners reported higher quality marriages

[graph](https://archive.ph/EvBYN/d093dbfc1eea588883fa7825e0fdadbc3e724e6f.png)

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Rampell, C. (2014, August 26). In marriages, what happens in Vegas may not stay in Vegas. The Washington Post. http://www.washingtonpost.com/news/rampage/wp/2014/08/26/in-marriages-what-happens-in-vegas-may-not-stay-in-vegas/

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- Women with 10+ sexual partners were 14.53x more likely to divorce than women who had only been with their husbands and over twice as likely to divorce than women with 2-4 sexual partners (pg.7, table 3)

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Jackson, S. E., Yang, L., Veronese, N., Koyanagi, A., López Sánchez, G. F., Grabovac, I., Soysal, P., & Smith, L. (2019). Sociodemographic and behavioural correlates of lifetime number of sexual partners: findings from the English Longitudinal Study of Ageing. BMJ sexual & reproductive health, 45(2), 138–146.