Table 1 Characteristics of study participants stratified according to different serum 25(OH)D levels
From: Prevalence and predictors of vitamin D-deficiency in frail older hospitalized patients
|  | All | Deficiency (<  20 ng/ml) | Insufficiency (20–29.99 ng/ml) | Normal (≥ 30 ng/ml) | P value |
|---|---|---|---|---|---|
Total, N (%) | 217 (100) | 168 (77.4) | 23 (10.6) | 26 (12.0) | Â |
Female, N (%) | 152 (70.0) | 112 (73.7) | 18 (11.8) | 22 (14.5) | 0.117 |
Male, N (%) | 65 (30.0) | 56 (86.2) | 5 (7.7) | 4 (6.2) | |
Age, years | 81.6 ± 8.0 | 81.4 ± 8.3 | 83.3 ± 5.8 | 81.7 ± 8.3 | 0.494 |
Vitamin 25(OH)D, ng/ml | 12.7 ± 12.9 | 6.8 ± 5.2 | 24.0 ± 2.9 | 40.7 ± 9.3 | 0.001 |
25(OH)D supplementation +, N (%) | 50 (23.0) | 22 (44.0) | 9 (18.0) | 19 (38.0) | Â |
25(OH)D supplementation -, N (%) | 167 (77.0) | 146 (87.4) | 14 (8.4) | 7 (4.2) | 0.001 |
Barthel-Index, pts. | 40 (30–50) | 40 (25–55) | 35 (25–45) | 40 (35–55) | 0.446 |
MMSE, pts. | 24 (19–27) | 23 (19–27) | 25 (21–27) | 24 (16–27) | 0.472 |
GDS-15, pts. | 2 (0–3) | 3 (1–3) | 1 (0–3) | 2 (0–3) | 0.052 |
MNA-SF, pts. | 8 (6–10) | 8 (6–10) | 9 (7–10) | 9 (5–10) | 0.427 |