Cluster randomized controlled trial of a multilevel physical activity intervention for older adults

Table 1 Descriptive statistics for the sample at baseline at the participant level

	Control N = 156	Intervention N = 151	P value*
Mean age (years)	85.3 (6.5)	81.9 (5.9)	0.007
Gender (% female)	71	74	0.47
Education (% college and above)	60	69	0.11
Marital Status (% married)	30	52	0.0002
Moderate-Vigorous Physical Activity^a	2.3 (1.8, 3.8)	3.1 (1.9, 4.9)	0.261
400 m walking speed (meters/s)	0.89(0.22)	1.00(0.21)	0.02
SPPB score ^b	7.96 (2.79)	9.25 (2.60)	0.07
Systolic BP ^c	130.70 (19.07)	132.06 (19.24)	0.59
Diastolic BP ^c	67.00 (8.88)	69.24 (11.18)	0.81
% with BP ^c over 150/90	13.73	21.19	0.48
LLFDI ^d score (range 10–50)	36.34 (8.94)	40.54 (8.32)	0.29
QoL ^e (range 1–5)	3.85 (0.64)	4.00 (0.64)	0.26
CESD ^f (range 0–30)	6.17 (4.24)	4.80 (3.76)	0.19
Stress (range 0–16)	4.60 (2.51)	3.79 (2.47)	0.08
Pain (range 6–30)	10.02 (4.50)	9.02 (4.25)	0.41
Fear of falling (range 16–64)	27.88 (9.20)	23.92 (6.89)	0.12

*Computed using general linear mixed models with adjustment for site level clustering as a random effect
^aNegative Binomial mixed model estimate with a ± 1 standard error adjusting for nesting of days within people
^bShort Physical Performance Battery
^cBlood pressure
^dLate Life Function and Disability Instrument
^eQuality of Life
^fCenters for Epidemiologic Studies Depression scale

ISSN: 1479-5868