Table 1

Distribution of socio-demographic attributes, health behaviours and chronic disease by weight outcomes and sex, Thai Cohort Study 2009

CovariatesOverall, N=60 569Weight outcomes by sex*
UnderweightNormalOverweightObese
MFMFMFMF
Age (mean in years)35.633.030.135.533.738.636.539.636.8
Marital status
 Married55.338.233.754.549.167.960.270.955.2
 Single37.957.161.540.242.526.330.524.436.2
 Separated/widowed6.84.74.85.38.45.89.34.88.6
Personal income (baht/month)
 Up to 30005.915.66.37.15.54.85.34.76.1
 3000–700012.918.718.611.815.08.114.67.514.5
 7000–10 00022.426.632.420.527.514.723.213.323.0
 10 000–20 00035.727.831.739.133.941.332.738.231.5
 >20 00023.111.311.021.518.131.124.336.424.9
Geographical residence
 Rural44.050.842.948.542.745.242.842.639.9
 Urban56.049.257.051.657.354.857.257.460.1
Smoking
 Never76.861.497.157.497.050.796.547.295.2
 Former14.317.72.223.92.331.32.833.63.9
 Current8.920.90.818.70.718.00.719.20.9
Drinking (days/week)
 072.962.991.352.790.648.190.949.691.7
 1–322.529.88.338.68.841.78.540.17.5
 4+4.67.30.48.70.610.20.510.30.9
Fruit and vegetable intake (serves/day)
 0–441.848.839.944.138.643.338.946.641.7
 5+58.251.160.255.961.456.761.153.458.3
Physical activity (sessions/week)
 0–219.418.822.713.521.714.223.818.825.2
 3+80.681.277.386.578.485.976.281.274.8
Screen time (h/day)
 0–482.581.180.782.883.383.882.681.480.1
 5+11.518.919.317.216.716.217.418.619.9
Ever been diagnosed for chronic conditions30.320.220.026.823.636.131.248.036.9
Ever been diagnosed for depression1.82.32.01.61.61.41.92.02.6
  • * Weight (body mass index) outcomes: normal = 18.5 to <23; underweight = ≤18.5; overweight-at-risk =23 to <25; obese =≥25; except for age, tabulated numerals represent covariate prevalences (%) within each weight–sex category.

  • Doctor-diagnosed chronic conditions include type I and type II diabetes, high cholesterol, high blood pressure, heart disease, stroke, cancers (liver, lung, stomach, colon, breast and others), goitre, epilepsy, liver disease, lung disease, arthritis and asthma.

  • M, male; F, female.