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Investigation have been obtained from the fresh 2011 Multiple Indicator People Survey (MICS) from inside the Vietnam. This cross-sectional survey is presented from the General Statistics Work environment from Vietnam at the the national height to have metropolitan and you will rural components and also for Vietnam’s half a dozen regions: Red Lake Delta, North Midlands and you will Slope areas, Northern Main area and Central Seaside area, Central Highlands, South east, together with Mekong Lake Delta. Two-stage strata (urban and you may outlying) sampling was applied to choose twelve,000 family agencies of which 11,642 was indeed expose in the course of the latest questionnaire. The original stage try achieved with the opportunities proportional in order to proportions testing method. On next stage, 20 domiciles inside the selected census enumeration portion was basically chose randomly from the list of all of the properties. Throughout the interviewed households, 11,663 out of twelve,115 women (aged 1544 years) accomplished the latest interviews. Shortly after leaving out a couple women that had missing studies to own age during the very first sexual intercourse, a maximum of 8,791 women that said that have got sexual Nago women intercourse was in fact picked having that it analysis. Research was in fact collected ranging from .

Issue familiar with derive which variable was, What age was in fact your after you got sexual intercourse towards very first time?’ The latest varying try classified on the four categories: 1) old anywhere between 10 and you will 14; 2) old ranging from fifteen and you will 19; 3) old between 20 and you can 24; 4) old ranging from 25 and you can 42; 5) the fresh new source group, earliest intercourse with partner.

Brand new binary dependent changeable is actually multiple’ (we.e. more than two) sexual people along side life (n=8,790). The question regularly get this changeable is actually, Overall, that have how many each person maybe you have got sexual intercourse for the everything?’

Sociodemographic things always define the research sample is actually: age group (1519 age, 2024 years, 2530 years, 3034 age, 3539 decades, 4049 ages and 4544 decades); highest academic top (kindergarten, primary, straight down supplementary, higher second, elite group college, college/university); kitchen (metropolitan, rural); area (Red-colored Lake Delta; Northern Midlands and you may Mountain section; Northern Main town and Main Seaside town; Main Highlands; South east plus the Mekong Lake Delta); marital updates (already hitched, living with a guy, never hitched or perhaps not in the partnership); partner otherwise lover had other wives (yes or no); level of husband’s almost every other wives (continuous changeable); living with people sons otherwise daughters (sure if any); ethnicity of your own family lead (Kinh otherwise non-Kinh) and home wealth quintiles (poorest, 2nd, middle, last, and you can richest quintile). To help you get the household wide range quintiles, principal part investigation is actually performed by using possessions of household money as follows: h2o supplies, toilet facility, houses, strength versions for cooking, strength, family savings, durable items (such broadcast, Television, ice box, repaired phone, see, cellular phone, bike, bicycle, motorboat that have motor, and you may car), pet (such as for example buffalo, cows, horse, donkey, goat, sheep, chicken, and you will pig). The study take to has also been demonstrated of the decades in the beginning sexual intercourse, condom play with during basic sexual intercourse (sure, zero, otherwise dont consider), and also the mainly based varying, several sexual spouse along side lifetime. Findings and you can percent with 95% trust menstruation (CIs) is actually said .

Multivariable logistic regression is actually achieved to spell it out organization ranging from early sexual initiation and numerous sexual lovers over the lifetime

Around three patterns are offered. Design step 1 are unadjusted as we grow old to start with sexual intercourse just like the brand new separate adjustable additionally the reference category, very first sex which have newest spouse. Model dos modified to own ages (reference category: 1519 many years), ethnicity from family lead (reference: non-Kinh), studies (reference: number one otherwise less), marital status (source currently married), coping with pupils (reference: way of living by yourself), what number of partner’s other wives (continuous adjustable), and you may home riches quintiles (reference: poorest). Model step 3 concurrently modified to own dining room and you can area. Mathematical significance try place at the p Dining tables step 1 and ? and2. 2 . Women old fifteen19, 2024, 2529, 3034, 3539, 4049, and forty fiveforty two constituted dos.0%, nine.6%, 17.6%, 18.8%, 18.1%, 18.3%, and 15.7% of one’s study populace, correspondingly. Almost 1 / 2 of the ladies finished lower second degree (44.5%), as well as for 20.8% of women number one is the higher quantity of formal training; only 10.3% of women learned at the school, and you can six% of females attended elite colleges. What amount of female staying in urban areas is step three,737 (42.5%), while there have been 5,054 female residing rural areas (57.5%). All the players had been currently ple had family brains out of Kinh ethnicity. Certainly one of 204 women that said towards level of earlier in the day spouses you to their husbands got got, 69.3% claimed just one other partner.