The latest separate changeable was many years initially sexual intercourse’

Procedures

Investigation were extracted from brand new 2011 Multiple Indication Group Questionnaire (MICS) when you look at the Vietnam. So it get across-sectional questionnaire is actually used because of the Standard Analytics Place of work from Vietnam within brand new federal level to have metropolitan and outlying parts and for Vietnam’s half a dozen nations: Red-colored River Delta, North Midlands and you can Slope elements, Northern Main urban area and you can Central Coastal urban area, Central Highlands, South east, together with Mekong Lake Delta. Two-phase strata (metropolitan and you can rural) sampling was utilized to choose a dozen,000 household representatives where eleven,642 were introduce during the time of the questionnaire. The first stage try accomplished utilising the chances proportional in order to size sampling strategy. Regarding the second phase, 20 home inside chose census enumeration areas was indeed picked randomly throughout the set of most of the properties. In the interviewed domiciles, eleven,663 from several,115 female (aged 1549 many years) completed the fresh new interview. Immediately after leaving out a few women who got lost data getting years on basic sexual intercourse, a maximum of 8,791 women who claimed that have got sexual intercourse was basically chosen for it data. Studies were obtained ranging from .

Practical question accustomed derive which varying try, What age have been you when you had sexual intercourse with the very first time?’ The fresh new varying is actually categorized for the five categories: 1) old between ten and you can 14; 2) old ranging from 15 and you can 19; 3) old between 20 and you will 24; 4) old between 25 and you may 42; 5) this new reference class, very first intercourse that have partner.

Brand new digital situated changeable is multiple’ (i.elizabeth. more one or two) sexual lovers along the lifetime (n=8,790). Issue used to obtain that it variable are, Altogether, having how many each person have you had sexual intercourse in your life?’

Sociodemographic issues regularly identify the analysis decide to try try: age bracket (1519 age, 2024 decades, 2529 decades, 3034 years, 3539 ages, 40forty-two decades and you can 45forty-two many years); large academic peak (kindergarten, number 1, down second, higher supplementary, elite group college or university, college/university); living area (metropolitan, rural); part (Red Lake Delta; North Midlands and you will Mountain areas; North Central city and you may Main Seaside city; Central Highlands; South-east as well as the Mekong River Delta); relationship status (currently married, managing one, never ever married or perhaps not within the union); partner or spouse got almost every other spouses (sure or no); quantity of partner’s almost every other wives (persisted changeable); managing people sons or daughters (sure if any); ethnicity of the household lead (Kinh or non-Kinh) and you may domestic riches quintiles (poorest, 2nd, middle, fourth, and you can richest quintile). In order to get the family wide range quintiles, dominant part data try did by using property of household wealth as follows: liquids supply, bathroom studio, houses, strength designs to cook, stamina, savings account, durable goods (such as radio, Tv, ice box, fixed cell, view, portable, bike, bike, ship with engine, and automobile), dogs (including buffalo, cows, pony, donkey, goat, sheep, chicken, and you will pig). The research shot was also demonstrated of the decades in the beginning sexual intercourse, condom have fun with throughout the earliest sexual intercourse (sure, no, otherwise do not think of), and also the oriented adjustable, multiple sexual companion along side existence. Findings and you may percent having 95% depend on times (CIs) is actually said .

Multivariable logistic regression is actually achieved to explain relationship between early sexual initiation and you may numerous sexual people across the lives

About three models are shown. Model step 1 try unadjusted as we age at first sexual intercourse because the this new separate variable in addition to site category, basic sex having newest lover. Design 2 modified to have years (resource group: 1519 age), ethnicity of household head (reference: non-Kinh), studies (reference: number one or faster), relationship updates (reference already married), managing children (reference: way of living alone), just how many partner’s most other spouses (continued variable), and you may house riches quintiles (reference: poorest). Design step three at the same time adjusted to possess dining area and part. Mathematical relevance is actually place within p Dining tables step 1 and you can ? and2. 2 . Female old 1519, 2024, 2529, 3034, 3539, 4044, and you can forty fiveforty-two constituted dos.0%, 9.6%, 17.6%, 18.8%, 18.1%, 18.3%, and 15.7% of your own study populace, correspondingly. Nearly half the ladies finished straight down second studies (44.5%), as well as 20.8% of females first try their highest amount of official knowledge; just 10.3% of females read at the college, and you will 6% of women went to professional colleges. The amount of women living in towns was step three,737 (42.5%), whereas there are 5,054 feminine surviving in outlying elements (57.5%). Every members was indeed currently ple had household heads away from Kinh ethnicity. Certainly 204 ladies who stated with the number of prior wives you to its husbands got had, 69.3% stated only one other spouse.