Table 2.
The association * of variables with 25(OH)D concentration (categorical variable) (N = 13997).
| Variables | Sufficiency | Insufficiency | Deficiency | ||||
|---|---|---|---|---|---|---|---|
| N (%) | N (%) | OR (95%CI) | p Value | N (%) | OR(95%CI) | p Value | |
| Gender | |||||||
| Boys | 5874 (54.7) | 1364 (57.9) | REF | 501 (55.7) | REF | ||
| Girls | 4865 (45.3) | 994 (42.2) | 0.96 (0.87-1.05) | 0.35 | 399 (44.3) | 1.14 (0.98-1.33) | 0.10 |
| Age | |||||||
| 0–3 months | 570 (5.3) | 424 (18.0) | REF | 294 (32.7) | REF | ||
| 4–6 months | 1926 (17.9) | 179 (7.6) | 0.14 (0.11–0.17) | <0.01 | 57 (6.3) | 0.06 (0.05–0.09) | <0.01 |
| 7–12 months | 1436 (13.4) | 114 (4.8) | 0.12 (0.10–0.15) | <0.01 | 27 (3.0) | 0.04 (0.03–0.06) | <0.01 |
| 1–3 years | 6466 (60.2) | 1064 (45.1) | 0.26 (0.22–0.31) | <0.01 | 173 (19.2) | 0.06 (0.05–0.08) | <0.01 |
| 4–6 years | 264 (2.5) | 352 (14.9) | 2.14 (1.74–2.64) | <0.01 | 170 (18.9) | 1.66 (1.29–2.14) | <0.01 |
| 7–10 years | 70 (0.6) | 187 (7.9) | 4.32 (3.18–5.87) | <0.01 | 138 (15.3) | 5.31 (3.81–7.41) | <0.01 |
| 11–17 years | 7 (0.1) | 38 (1.6) | 8.57 (3.78–19.44) | <0.01 | 41 (4.6) | 14.61 (6.41–33.27) | <0.01 |
| Season | |||||||
| Spring | 3004 (28.0) | 638 (27.0) | REF | 277 (30.8) | REF | ||
| Summer | 3864 (36.0) | 796 (33.8) | 0.78 (0.69–0.89) | <0.01 | 254 (28.2) | 0.49 (0.41–0.60) | <0.01 |
| Autumn | 1964 (18.3) | 371 (15.7) | 0.80 (0.69–0.93) | <0.01 | 116 (12.9) | 0.53 (0.42–0.68) | <0.01 |
| Winter | 1907 (17.7) | 553 (23.5) | 1.37 (1.20–1.58) | <0.01 | 253 (28.1) | 1.33 (1.09–1.63) | 0.01 |
| Visiting Type | |||||||
| Health Examination | 7005 (65.2) | 1170 (49.6) | REF | 324 (36.0) | REF | ||
| Clinical Visiting | 3734 (34.8) | 1188 (50.4) | 1.19 (1.07–1.33) | <0.01 | 576 (64.0) | 1.23 (1.03–1.47) | 0.03 |
* The multiple logistic regression model includes all variables in this table.