Table 1 Demographic characteristics of study participants in Guangzhou, 17–24 June 2013 (N = 1,450)
Characteristics | No. | % | 95% CI Lower | 95% CI Upper |
|---|---|---|---|---|
Age group(years) | ||||
<25 | 1076 | 74.21 | 71.86 | 76.43 |
25–40 | 312 | 21.52 | 19.45 | 23.74 |
>40 | 62 | 4.28 | 3.32 | 5.48 |
sex | ||||
Male | 464 | 32.00 | 29.62 | 34.48 |
Female | 986 | 68.00 | 65.52 | 70.38 |
Annual household income per capita | ||||
Less than $2,000 | 151 | 10.41 | 8.91 | 12.13 |
$2,001–$6,000 | 577 | 39.79 | 37.27 | 42.37 |
$6,001–$10,000 | 476 | 32.83 | 30.42 | 35.32 |
$10,001–$20,000 | 180 | 12.41 | 10.78 | 14.25 |
>$20,000 | 66 | 4.55 | 3.56 | 5.79 |
Residence time in Guangzhou | ||||
Less than 1 year | 348 | 24.00 | 21.84 | 26.30 |
1–3 years | 279 | 19.24 | 17.26 | 21.39 |
≥3 years | 813 | 56.07 | 53.47 | 58.64 |
Refused | 10 | 0.69 | 0.35 | 1.31 |
Highest education | ||||
Non-educated | 5 | 0.34 | 0.13 | 0.85 |
Primary school graduate | 7 | 0.48 | 0.21 | 1.04 |
Middle school graduate | 189 | 13.03 | 11.37 | 14.90 |
High school graduate | 560 | 38.62 | 36.11 | 41.19 |
College: 1–3 years technical school training | 283 | 19.52 | 17.53 | 21.67 |
College: 4 years or more (college graduate) | 400 | 27.59 | 25.31 | 29.98 |
Master or doctor degree graduate | 6 | 0.41 | 0.17 | 0.95 |
Living area | ||||
Suburban or rural | 558 | 38.48 | 35.98 | 41.05 |
Downtown | 883 | 60.90 | 58.32 | 63.41 |
Refused | 9 | 0.62 | 0.30 | 1.22 |