Table 1 General demographic information of the four groups, n (%)
Demographic factors | College students | Occupational population | Traffic police | Elderly population | Total | ||
|---|---|---|---|---|---|---|---|
Number of surveys | Â | Â | 267 | 320 | 161 | 140 | 888 |
Age, mean ± SD |  |  | 20.4 ± 2.2 | 43.5 ± 10.2 | 41.4 ± 8.9 | 65.6 ± 6.8 | 39.6 ± 1.9 |
Sex | Â | Male | 17 (6.4) | 57 (17.8) | 140 (87.0) | 38 (27.1) | 252 (28.4) |
| Â | Â | Female | 250 (93.6) | 263 (82.2) | 21 (13.0) | 102 (72.9) | 636 (71.6) |
Level of education | Â | <High school | 8 (3.0) | 43 (13.4) | 19 (11.8) | 47 (33.6) | 117 (13.2) |
|  |  | ≥College | 259 (97.0) | 277 (86.6) | 142 (88.2) | 93 (66.4) | 771 (86.8) |
Exercise | Â | No | 30 (11.2) | 21 (6.6) | 29 (18.0) | 3 (2.1) | 83 (9.3) |
| Â | Â | Yes | 237 (88.8) | 299 (93.4) | 132 (82.0) | 137 (97.9) | 807 (90.7) |
Exercise frequency |  | < 3 times a week | 211 (89.0) | 198 (66.2) | 104 (78.8) | 69 (50.4) | 582 (72.3) |
|  |  | ≥3 times a week | 26 (11.0) | 101 (33.8) | 28 (21.2) | 68 (49.6) | 223 (27.7) |
Exercise location | Â | Indoors | 73 (30.8) | 63 (21.1) | 26 (19.7) | 20 (14.6) | 182 (22.6) |
| Â | Â | Outdoors | 164 (69.2) | 236 (78.9) | 106 (80.3) | 117 (85.4) | 623 (77.4) |
Illness | Â | No | 224 (83.9) | 202 (63.1) | 96 (59.6) | 60 (42.9) | 582 (65.5) |
| Â | Â | Yes | 43 (16.1) | 118 (36.9) | 65 (40.4) | 80 (57.1) | 306 (34.5) |
Attitude | Q1 | Strongly disagree/disagree | 80 (30.0) | 88 (27.5) | 50 (31.0) | 40 (28.5) | 258 (29.1) |
| Â | Â | Neither | 147 (55.1) | 172 (53.8) | 86 (53.4) | 74 (52.9) | 479 (53.9) |
| Â | Â | Strongly agree/agree | 40 (14.9) | 60 (18.8) | 25 (15.5) | 26 (18.6) | 151 (17.1) |
| Â | Q2 | Strongly disagree/disagree | 44 (16.4) | 11 (3.5) | 10 (6.2) | 5 (3.5) | 70(7.9) |
| Â | Â | Neither | 142 (53.2) | 89 (27.8) | 36 (22.4) | 45 (32.1) | 312 (35.1) |
| Â | Â | Strongly agree/agree | 81 (30.3) | 220 (68.8) | 115 (71.5) | 90 (64.3) | 506 (57.0) |
| Â | Q3 | Strongly disagree/disagree | 35 (13.1) | 8 (2.5) | 2 (1.2) | 1 (0.7) | 46 (5.2) |
| Â | Â | Neither | 143 (53.6) | 111 (34.7) | 42 (26.1) | 47 (33.6) | 343 (38.6) |
| Â | Â | Strongly agree/agree | 89 (33.3) | 201 (62.8) | 117 (72.7) | 92 (65.7) | 499 (56.2) |
| Â | Q4 | Strongly disagree/disagree | 44 (16.5) | 14 (4.4) | 5 (3.1) | 11 (7.8) | 74 (8.3) |
| Â | Â | Neither | 114 (42.7) | 110 (34.4) | 43 (26.7) | 47 (33.6) | 314 (35.4) |
| Â | Â | Strongly agree/agree | 109 (40.8) | 196 (61.2) | 113 (70.2) | 82 (58.6) | 500 (56.3) |
| Â | Q5 | Strongly disagree/disagree | 11 (4.1) | 8 (2.5) | 3 (1.9) | 4 (2.8) | 26 (2.9) |
| Â | Â | Neither | 71 (26.6) | 29 (9.1) | 29 (18.0) | 19 (13.6) | 148 (16.7) |
| Â | Â | Strongly agree/agree | 185 (69.3) | 283 (88.4) | 129 (80.1) | 117 (83.6) | 714 (80.4) |
| Â | Q6 | Strongly disagree/disagree | 20 (7.5) | 5 (1.5) | 2 (1.2) | 6 (4.3) | 33 (3.7) |
| Â | Â | Neither | 108 (40.4) | 93 (29.1) | 40 (24.8) | 47 (33.6) | 288 (32.4) |
| Â | Â | Strongly agree/agree | 139 (52.1) | 222 (69.4) | 119 (73.9) | 87 (62.1) | 567 (63.8) |
Practice levels | Â | Good practice | 77 (28.8) | 147 (45.9) | 69 (42.9) | 59 (42.1) | 352 (39.6) |
| Â | Â | Moderate practice | 190 (71.2) | 173 (54.1) | 92 (57.1) | 81 (57.9) | 536 (60.4) |