Table 3.
OR (95% CI) of cold injures in PVD patients
| no. of case / all subjects | Unadjusted Model | Adjusted Model | ||
|---|---|---|---|---|
| Model 1 | Model 2 | |||
| Total population | ||||
| Overall | 3154 / 535,186 | 1.05 (0.97–1.14) | 1.04 (0.95–1.14) | 1.11 (1.01–1.21) |
| BMI classification | ||||
| Underweight (< 18.5 kg/m2) | 196 / 22,084 | 1.61 (1.15–2.26) | 1.80 (1.24–2.61) | 1.83 (1.26–2.66) |
| Normal weight (18.5–24.9 kg/m2) | 2262 / 341,264 | 1.13 (1.02–1.24) | 1.14 (1.02–1.26) | 1.15 (1.03–1.27) |
| Overweight (25–29.9 kg/m2) | 642 / 152,276 | 0.97 (0.81–1.15) | 0.86 (0.72–1.04) | 0.88 (0.73–1.06) |
| Obese (≥30 kg/m2) | 54 / 19,562 | 0.92 (0.51–1.67) | 0.76 (0.40–1.47) | 0.77 (0.40–1.48) |
| Adults (20 ~ 64 years) | ||||
| Overall | 2926 / 492,233 | 1.09 (1.00–1.19) | 1.06 (0.97–1.17) | 1.14 (1.03–1.25) |
| BMI classification | ||||
| Underweight (< 18.5 kg/m2) | 179/19604 | 1.65 (1.11–2.43) | 1.60 (1.06–2.42) | 1.63 (1.08–2.47) |
| Normal weight (18.5–24.9 kg/m2) | 2116/314803 | 1.21 (1.09–1.34) | 1.18 (1.06–1.32) | 1.19 (1.07–1.33) |
| Overweight (25–29.9 kg/m2) | 581/139601 | 0.98 (0.82–1.19) | 0.89 (0.73–1.09) | 0.91 (0.74–1.11) |
| Obese (≥30 kg/m2) | 50/18225 | 0.84 (0.44–1.61) | 0.69 (0.34–1.39) | 0.69 (0.34–1.41) |
| Elderly (≥65 years) | ||||
| Overall | 228 / 42,953 | 0.89 (0.69–1.16) | 0.90 (0.70–1.18) | 0.92 (0.71–1.20) |
| BMI classification | ||||
| Underweight (< 18.5 kg/m2) | 17 / 2470 | 3.77(1.23–11.58) | 3.72 (1.20–11.53) | 3.37 (1.08–10.53) |
| Normal weight (18.5–24.9 kg/m2) | 146 / 26,397 | 0.84(0.60–1.20) | 0.85 (0.61–1.18) | 0.85 (0.61–1.18) |
| Overweight (25–29.9 kg/m2) | 61 / 12,658 | 0.72 (0.44–1.19) | 0.72 (0.43–1.20) | 0.73 (0.44–1.21) |
| Obese (≥30 kg/m2) | 4 / 1336 | 2.05 (0.21–19.78) | 2.05 (0.21–20.22) | 2.34 (0.22–24.83) |
Model 1 was adjusted for age, sex, and household income
Model 2 was further adjusted for cigarette smoking, alcohol consumption, regular exercise, high blood pressure and hyperglycemia