Table 1.
Participant’s characteristics at baseline (non-snowfall season)
| Overall (n = 355) | Men (n = 169) | Women (n = 186) | |||||
|---|---|---|---|---|---|---|---|
| Mean ± SD / n (%) | Mean ± SD / n (%) | Mean ± SD / n (%) | P-value | ||||
| Age, yrs. | 72.9 ± 5.4 | 72.8 ± 5.5 | 73.1 ± 5.3 | 0.703 | |||
| Age categories | 0.912 | ||||||
| Young-old (65–74 yrs.) | 225 | (63.4) | 108 | (63.9) | 117 | (62.9) | |
| Old-old (≥75 yrs.) | 130 | (36.6) | 61 | (36.1) | 69 | (37.1) | |
| Area of residence | 0.014 | ||||||
| Mountain area | 160 | (45.1) | 88 | (52.1) | 72 | (38.7) | |
| Downtown | 195 | (54.9) | 81 | (47.9) | 114 | (61.3) | |
| Living arrangement | 0.002 | ||||||
| Living with others | 320 | (90.1) | 161 | (95.3) | 159 | (85.5) | |
| Living alone | 35 | (9.9) | 8 | (4.7) | 27 | (14.5) | |
| BMI, kg/m2 | 22.6 ± 2.8 | 23.1 ± 2.4 | 22.2 ± 3.1 | 0.002 | |||
| BMI categories | 0.782 | ||||||
| Normal (< 25.0 kg/m2) | 291 | (82.0) | 140 | (82.8) | 151 | (81.2) | |
| Obese (≥25.0 kg/m2) | 64 | (18.0) | 29 | (17.2) | 35 | (18.8) | |
| Perceived health | 0.392 | ||||||
| Good (very good/ good) | 305 | (85.9) | 148 | (87.6) | 157 | (84.4) | |
| Poor (fair/ poor) | 50 | (14.1) | 21 | (12.4) | 29 | (15.6) | |
P-value was calculated using t test or chi-square test, as appropriate