Model parameters (units) | [25(OH)D] over time (days) in Vitamin D group1 | [25(OH)D] over time (days) among all participants2 | [25(OH]D] by dose (mcg) among all participants2 | |||
---|---|---|---|---|---|---|
β | 95% CI [LB, UB] | β | 95% CI [LB, UB] | β | 95% CI [LB, UB] | |
Reference | Day 0 (baseline) | Placebo group at Day 0 (baseline) | 0 mcg of Vitamin D | |||
25(OH)D at ref. point (nmol/L) | 45.5 | [41.0, 49.9] | 44.4 | [39.7, 49.1] | 42.1 | [39.1, 45.1] |
Difference in 25(OH)D between groups at day 0 (nmol/L) | – | 1.1 | [−5.3, 7.6] | – | ||
Decay rate (days -1 or mcg -1 ) | 0.04 | [0.03, 0.05] | 0.04 | [0.03, 0.05] | 0.0003 | [0.0002, 0.0004] |
Δ25(OH)D at steady-state in placebo group (nmol/L) | – | −7.1 | [−12.3, -1.9] | – | ||
Effect of vitamin D on Δ25(OH)D at steady-state (nmol/L) | 94.4 | [83.9, 104.9] | 101.6 | [89.7, 113.4]3 | 98.3 | [88.7, 107.9] |
Attained steady-state 25(OH)D (nmol/L) | 139.9 | [130.1, 149.6] | 138.8 | [127.4, 150.2] | 140.4 | [131.2, 149.6] |
Adjusted R 2 | 0.72 | 0.75 | 0.75 | |||
AIC | – | 3907.2 | 3904.4 |