Table 2.

Univariable regression model for subjective sleep measures with physical performance.

	PSQI Global Score		Subjective sleep quality		Sleep latency		Sleep duration		Habitual sleep efficiency
	Beta (95% CI)	p	Beta (95% CI)	p	Beta (95% CI)	p	Beta (95% CI)	p	Beta (95% CI)	p
Physical functioning tests
6MWT	− 2.032 (− 6.086, 2.023)	0.324	− 4.902 (− 19.713, 9.910)	0.514	5.028 (− 8.984, 19.040)	0.480	− 12.004 (− 24.628, 0.620)	0.062	− 6.564 (− 17.103, 3.975)	0.220
TUGT	0.205 (0.067, 0.344)	0.004*	0.074 (− 0.443, 0.592)	0.777	0.177 (− 0.312, 0.666)	0.475	0.941 (0.521, 1.362)	< 0.001*	0.653 (0.298, 1.008)	< 0.001*
Sit-to-stand test	− 0.179 (− 0.432, 0.075)	0.166	− 0.015 (− 0.945, 0.915)	0.975	− 0.708 (− 1.581, 0.166)	0.112	− 0.856 (− 1.645, − 0.066)	0.034*	− 0.211 (− 0.874, 0.453)	0.532
One-leg standing test	− 3.809 (− 7.954, 0.337)	0.072	− 5.199 (− 20.449, 10.051)	0.502	− 5.240 (− 19.668,9.188)	0.474	− 16.588 (− 29.474, − 3.702)	0.012*	− 7.987 (− 18.819, 2.845)	0.147

	Sleep disturbances		Use of sleep medication		Daytime dysfunction
	Beta (95% CI)	p	Beta (95% CI)	p	Beta (95% CI)	p
Physical functioning tests
6MWT	− 22.762 (− 46.661, 1.137)	0.062	9.659 (− 8.516, 27.835)	0.296	5.476 (− 12.932, 23.884)	0.558
TUGT	1.464 (0.653, 2.276)	0.001*	− 0.528 (− 1.159, 0.103)	0.100	− 0.459 (− 1.098, 0.180)	0.158
Sit-to-stand test	− 1.053 (− 2.560, 0.454)	0.170	0.518 (− 0.624, 1.659)	0.372	0.080 (− 1.076, 1.235)	0.892
One-leg standing test	− 24.269 (− 48.859, 0.321)	0.053	6.967 (− 11.782, 25.715)	0.464	4.654 (− 14.307, 23.615)	0.629

*p < 0.05.