Table 1

Descriptive demographic statistics of Chinese rural adults

VariablesMalesFemales
20042006200920112004200620092011
N29832911307428673077312732313126
Mean age (years)46.93 (14.78)48.23 (14.75)49.34 (15.11)51.30 (14.95)46.86 (14.24)48.15 (14.40)49.40 (14.73)51.07 (14.70)
Currently married (%)83.3185.5785.3686.3384.4785.5584.9684.36
Education level (%)
 no/primary/junior middle school80.3977.3380.9080.0988.4686.7387.8786.69
 Senior middle school17.7019.8216.3016.1110.4311.389.8710.14
 College and above1.912.852.803.801.111.892.263.17
Income (RMB/person×year)6658.31 (6951.94)7991.00 (10276.36)11311.05 (14755.88)14118.71 (17581.42)6511.20 (6785.52)7699.53 (10557.88)10763.23 (13727.80)12934.76 (15344.53)
Drinking (%)61.1560.0161.2261.117.647.368.268.32
Smoking (%)59.3756.4157.4256.714.323.844.053.90
Moderate/heavy physical activity (%)59.6056.7859.0460.3445.6943.0842.7744.66
  • Numbers in parentheses are SDs.