. Author manuscript; available in PMC: 2018 Nov 1.

Published in final edited form as: J Appl Gerontol. 2016 Aug 10;37(11):1327–1343. doi: 10.1177/0733464816663553

Table 1.

Sample Characteristics.

	Entire sample		t	PSQI > 5		t	PSQI ≥ 10		t

	MBSR	WLC		MBSR	WLC		MBSR	WLC
n	100	100		49	36		18	15
Age, M (SD)	72 (6.82)	73 (6.59)	1.47	71 (7.04)	73 (6.38)	1	69 (3.91)	71 (5.71)	1.39
Gender, % female	62%	62%	χ² = 0	66%	66%	χ² = 0	74%	82%	χ² = .39
Baseline PSQI, M (SD)	6.22 (3.73)	5.29 (3.58)	−2.06^*	9.27 (3.07)	9.22 (2.71)	−0.29	12.56 (2.59)	11.93 (1.87)	−1.11

Note. PSQI = Pittsburgh Sleep Quality Index total score; MBSR = Mindfulness-Based Stress Reduction; WLC = waitlist control condition.

p < .05.