Table 2.
HRQOL-4 components across 25(OH)D (ng/mL) levels.
| ≤12 ng/mL (n = 38) | 12–20 ng/mL (n = 110) | ≥20 ng/mL (n = 208) | Total (n = 356) | P value * | |
|---|---|---|---|---|---|
| Self-rated health, % (n) | |||||
| excellent, very good, good | 86.8% (33) | 89.1% (98) | 96.2% (200) | 93% (331) | 0.019 |
| fair, poor | 13.2% (5) | 10.9% (12) | 3.8% (8) | 7% (25) | |
| Physical unhealthy days | |||||
| 0 | 68.4% (26) | 68.2% (75) | 64.4% (134) | 66.0% (235) | 0.141 |
| 1–7 | 23.7% (9) | 29.1% (32) | 34.1% (71) | 31.5% (112) | |
| 8 and over | 7.9% (3) | 2.7% (3) | 1.4% (3) | 2.5% (9) | |
| Mental unhealthy days | |||||
| 0 | 76.3% (29) | 71.8% (79) | 67.3% (140) | 69.7% (248) | 0.708 |
| 1–7 | 23.7% (9) | 26.4% (29) | 31.3% (65) | 28.9% (103) | |
| 8 and over | 0% (0) | 1.8% (2) | 1.4% (3) | 1.4% (5) | |
| Activity limitation days | |||||
| 0 | 86.8% (33) | 87.3% (96) | 82.2% (171) | 84.3% (300) | 0.132 |
| 1–7 | 13.2% (5) | 10.9% (12) | 17.8% (37) | 15.2% (54) | |
| 8 and over | 0% (0) | 1.8% (2) | 0% (0) | 0.6% (2) | |
| Total unhealthy days § | |||||
| 0 | 57.9% (22) | 50.9% (56) | 48.1% (100) | 50% (178) | |
| 1–7 | 31.6% (12) | 40.9% (45) | 46.2% (96) | 43% (153) | 0.443 |
| 8 and over | 10.5% (4) | 8.2% (9) | 5.8% (12) | 7% (25) | |
* chi-square test; § sum of physical and mental unhealthy days.