Methods

Analysis were obtained from this new 2011 Several Indicator Party Survey (MICS) from inside the Vietnam. This mix-sectional survey are presented from the General Statistics Place of work of Vietnam within the federal height having metropolitan and you may outlying areas and for Vietnam’s half a dozen regions: Reddish River Delta, North Midlands and you will Mountain section, North Central city and you can Central Coastal area, Central Highlands, South east, and the Mekong Lake Delta. Two-phase strata (metropolitan and outlying) sampling was used to select a dozen,000 domestic agencies at which 11,642 were present in the course of the latest survey. The original stage was accomplished utilizing the likelihood proportional so you’re able to size testing strategy. Regarding second stage, 20 households within the chosen census enumeration parts have been selected at random regarding the listing of every home. On the questioned home, 11,663 away from several,115 feminine (old fifteen44 age) complete the brand new interviews. Shortly after leaving out a couple women who got missing study to have many years in the basic sexual intercourse, a maximum of 8,791 women who reported which have had sexual intercourse was picked to own that it investigation. Analysis had been collected ranging from .

Issue used to get it adjustable try, How old was your once you got sexual intercourse on the first time?’ The fresh new changeable is actually labeled toward four kinds: 1) aged ranging from 10 and you can 14; 2) aged ranging from 15 and you can 19; 3) aged anywhere between 20 and you may 24; 4) old between twenty-five and you will 42; 5) the latest site category, earliest intercourse with husband.

The fresh binary mainly based variable is multiple’ (we.e. more a few) sexual people across the lifetime (n=8,790). Issue regularly obtain this adjustable are, Altogether, having exactly how many differing people maybe you have got sexual intercourse inside the yourself?’

Sociodemographic facts used to identify the study sample was: age bracket (1519 age, 2024 decades, 2529 many years, 3034 decades, 3539 years, 40forty two years and you will 4549 many years); large instructional height (preschool, top, all the way down second, upper additional, professional university, college/university); living area (urban, rural); area (Red-colored River Delta; Northern Midlands and Hill portion; North Central urban area and you will Main Seaside town; Central Highlands; South-east in addition to Mekong Lake Delta); relationship status (currently hitched, coping with a guy, never married or otherwise not when you look at the commitment); husband or companion got most other spouses (sure or no); quantity of husband’s almost every other wives (proceeded varying); coping with any sons or daughters (yes if any); ethnicity of your home direct (Kinh otherwise non-Kinh) and you may house wealth quintiles (poorest, 2nd, center, fourth, and wealthiest quintile). To get your family money quintiles, principal part analysis are performed by using assets regarding the domestic wide range below: liquids sources, restroom studio, construction, fuel items for cooking, electricity, savings account, tough products (like radio, Television, refrigerator, fixed cellphone, see, cellular phone, bike, cycle, vessel having system, and you may automobile), dogs (eg buffalo, cattle, horse, donkey, goat, sheep, chicken, and pig). The analysis attempt has also been explained by the age to start with sexual intercourse, condom fool around with through the very first sexual intercourse (yes, no, otherwise dont consider), in addition to depending changeable, more than one sexual partner along the lives. Observations and you may proportions that have 95% believe intervals (CIs) try stated .

Multivariable logistic regression try carried out to describe association between early sexual initiation and you will multiple sexual lovers over the life

About three habits receive. Design step 1 was unadjusted as we grow old initially sexual intercourse since the fresh new separate changeable as well as the site group, first sex that have latest lover. Design 2 adjusted getting age (site class: 1519 ages), ethnicity away from marry portuguese women household head (reference: non-Kinh), knowledge (reference: top or shorter), relationship position (source currently hitched), living with youngsters (reference: way of living alone), how many partner’s other spouses (persisted varying), and you can family wide range quintiles (reference: poorest). Design step 3 while doing so adjusted having dining area and you will area. Statistical value try set on p Dining tables 1 and you can ? and2. 2 . Women aged 1519, 2024, 2529, 3034, 3539, 40forty-two, and you may 45forty two constituted 2.0%, 9.6%, 17.6%, 18.8%, 18.1%, 18.3%, and fifteen.7% of one’s studies society, respectively. Almost half of the women finished all the way down second knowledge (49.5%), as well as 20.8% of females primary is actually its high amount of certified degree; simply 10.3% of females learnt from the university, and you will six% of females went to elite group schools. What number of female surviving in cities are step three,737 (42.5%), while there have been 5,054 feminine staying in rural components (57.5%). Every members was indeed already ple got domestic brains out-of Kinh ethnicity. One of 204 women that stated on quantity of prior wives you to the husbands had got, 69.3% advertised one almost every other partner.