Vitamin D Status Is Not Associated with Outcomes of Experimentally-Induced Muscle Weakness and Pain in Young, Healthy Volunteers

Table 2

Regression analyses of serum 25OHD concentrations versus pain and strength outcomes in participants two days after undergoing the eccentric exercise protocol.

	Males		Females
Outcome	Range of 𝑅^2 values	Range of 𝑃 valuesa	Range of 𝑅^2 values	Range of 𝑃 valuesa
Isometric peak torque	0–0.02 (25–27)b	0.48–0.83	0–0.04 (20-21)	0.41–0.90
Isometric peak torque as % baseline	0–0.03 (25–27)	0.43–0.87	0–0.12 (20-21)	0.12–0.97
Pain intensity during movement	0–0.02 (26-27)	0.42–0.95	0.02–0.05 (20-21)	0.14–0.59
Pain unpleasantness during movement	0–0.01 (26-27)	0.61–0.88	0.02–0.07 (21)	0.23–0.65

aNo regressions were statistically significant at 𝑃=.05.
bRange of sample size in parentheses.