Table 1 Association of older adults’ demographic characteristics and Internet use
| Â | Non-Internet Users | Internet Users | p-value for difference |
|---|---|---|---|
|  | (n = 590) | (n = 458) | |
Age (years) | 76.8 ± 6.3 | 71.3 ± 5.0 | <  0.001 |
Women (%) | 357 (60.5) | 200 (43.7) | <  0.001 |
Self-reported health (%) | <  0.001 | ||
 Good | 463 (78.5) | 404 (88.2) |  |
 Poor | 127 (21.5) | 54 (11.8) |  |
Smoking status (%) | 0.78 | ||
 Non-smoker | 532 (90.2) | 410 (89.5) |  |
 Current smoker | 58 (9.8) | 48 (10.5) |  |
Educational background (%) | <  0.001 | ||
  < High school | 503 (85.3) | 288 (62.9) |  |
  > High school | 87 (14.7) | 170 (37.1) |  |
Economic status (%) | 0.45 | ||
 Normal to good | 487 (82.5) | 386 (84.3) |  |
 Poor | 103 (17.5) | 72 (15.7) |  |
Depression (%) | <  0.001 | ||
 No | 285 (48.3) | 287 (62.7) |  |
 Yes | 305 (51.7) | 171 (37.3) |  |
Social participation (%) | <  0.001 | ||
 No | 217 (36.8) | 86 (18.8) |  |
 Yes | 373 (63.2) | 372 (81.2) |  |
Living alone (%) | 0.011 | ||
 No | 487 (82.5) | 404 (88.2) |  |
 Yes | 103 (17.5) | 54 (11.8) |  |
METs of physical activity (METsï½¥minutes/week) | |||
 Vigorous intensity | 991.8 ± 2073.9 | 1324.3 ± 2373.6 | 0.016 |
 Moderate intensity | 607.5 ± 1075.5 | 993.3 ± 1231.7 | <  0.001 |
 Walking | 687.9 ± 964.3 | 797.4 ± 948.0 | 0.066 |
 Total physical activity | 2287.2 ± 3343.7 | 3115.0 ± 3572.4 | <  0.001 |
 Sitting time (minutes/day) | 278.8 ± 199.5 | 275.5 ± 194.2 | 0.79 |