Table 3

The general characteristics of the study participants in the intervention and comparison areas according to the baseline and follow-up surveys

Intervention areas (I)Comparison area (C)p Value for I versus C
BaselineFollow-upp ValueBaselineFollow-upp ValueBaselineFollow-up
n1016101610001000
Males, n (%)503 (49.5)473 (46.6)0.183474 (47.4)446 (44.6)0.2090.3440.378
Age (years), mean±SD43.9±12.644.1±12.20.63041.7±11.543.7±12.3<0.001<0.0010.404
Age group, n (%)
 18–29177 (17.4)165 (16.2)0.650155 (15.5)149 (14.9)0.002<0.0010.059
 30–39185 (18.2)190 (18.7)321 (32.1)253 (25.3)
 40–49273 (26.9)274 (27.0)249 (24.9)259 (25.9)
 50–64381 (37.5)387 (38.1)275 (27.5)339 (33.9)
Education, n (%)
 Junior high school or below337 (33.4)306 (30.2)0.093173 (17.6)184 (18.6)0.465<0.001<0.001
 Senior high school267 (26.4)268 (26.4)195 (19.8)201 (20.3)
 College/university or postgraduate degree406 (40.2)440 (43.4)617 (62.6)605 (61.1)
Asset index, n (%)
 Low478 (47.1)500 (49.5)0.473357 (36.2)377 (38.2)0.234<0.001<0.001
 Medium384 (37.9)354 (35.0)373 (37.8)377 (38.2)
 High152 (15.0)157 (15.5)256 (26.0)234 (23.7)
Having car in household, n (%)228 (22.4)296 (29.2)<0.001407 (41.1)494 (49.9)<0.001<0.001<0.001