Male Sexual Function and Sexual Quality of Life in Polygamous Versus Monogamous Marriages

This web-based comparative cross-sectional survey will assess sexual function, sexual quality of life, psychological status, and marital satisfaction among Egyptian men in monogamous and polygamous marriages. Eligible participants will be married Egyptian men aged 18 years or older who provide electronic informed consent and complete an anonymous Arabic-language questionnaire. The primary outcome will be sexual function measured using the Sexual Health Inventory for Men (SHIM/IIEF-5). Secondary outcomes will include Sexual Quality of Life-Male (SQOL-M), Depression Anxiety Stress Scales-21 (DASS-21), marital satisfaction, and sociodemographic and clinical predictors of impaired sexual function. Data will be analyzed using descriptive, comparative, correlation, and multivariable regression methods.