Table 2.

Duration of physical activity in min/day measured by the ACT, SWA and CHAMPS questionnaire, the magnitude of changes scores between baseline and follow-up, and the standardized response mean. Data represent mean (standard deviation) from an n of 30 unless otherwise indicated.

Instrument	PA categories	Baseline	Follow-up	Change in PA	SRM (95% CI)
ACT	Light-to-moderate(min/day)	81.5 (44.4)	75.3 (47.3)	−6.2 (36.6) 95% CI: −19.9; 7.4	−0.17 (−0.50; 0.20)
	Light-intensity (min/day)	69.6 (35.1)	62.4 (36.2)	−7.2 (27.5) 95% CI: −17.5; 3.1	−0.26 (−0.57; 0.11)
	Moderate-intensity (min/day)	11.9 (13.4)	12.6 (16.2)	0.6 (14.3) 95% CI: −4.7; 6.0	0.04 (−0.33; 0.40)
	Number of Steps (steps/day) *	4676 (2151)	4667 (2109)	−9 (1526) 95% CI: −607; 625	−0.01 (−0.35; 0.37)
SWA	Light-to-moderate (min/day)	163.6 (104.7)	158.6 (108.3)	−5.0 (70.5) 95% CI: −31.4; 21.3	−0.07 (−0.48; 0.23)
	Light-intensity (min/day)	119.3 (77.4)	117.1 (88.8)	−2.3 (60.2) 95% CI: −24.7; 20.3	−0.04 (−0.40; 0.33)
	Moderate-intensity (min/day)	44.2 (37.8)	41.4 (36.7)	−2.8 (37.0) 95% CI: −16.6; 11.1	−0.08 (−0.43; 0.29)
	Number of Steps (steps/day)	6003 (3311)	5960 (2995)	−42.8 (2266) 95% CI: −889; 804	−0.02 (−0.34; 0.37)
CHAMPS	Light-to-moderate (min/day)	121.7 (70.4)	110.1 (53.4)	−11.6 (64.6) 95% CI: −35.7; 12.6	−0.18 (−0.51; 0.19)
	Light-intensity (min/day)	68.4 (57.9)	67.0 (37.5)	−1.4 (46.0) 95% CI: −18.5; 15.8	−0.03 (−0.39; 0.33)
	Moderate-intensity (min/day)	53.4 (33.3)	44.2 (31.8)	−9.1 (46.5) 95% CI: −26.5; 8.2	−0.20 (−0.52; 0.17)

ACT: Actigraph; SWA: Sensewear Armband; CHAMPS: Community Healthy Activities Model Program for Seniors questionnaire; PA: physical activity;

^*n=26 due to monitors’ malfunction;

95% CI: 95% confidence interval; SRM: standardized response mean.