Adherence, Compliance, and Health Risk Factor Changes following Short-Term Physical Activity Interventions

Table 1

Descriptive data for variables measured before and after intervention. Results show mean (median) ± SD for the two intervention arms and control participants.

Variable	Group					Pedometer					Active controls					Intervention × time
		pre	SD	post	SD		pre	SD	post	SD		pre	SD	post	SD
Age		36.4	12.9				40.5	12.5				40.5	11.8
Gender (% F)		71.6					74.3					66.4
PA total weighted (min/wk)	412	68	45	726	450	210	71	47	439	376	113	743	445	744	629	<0.001^1,2,3
PA vigorous (min/wk)	412	6	14	229	167	210	7	14	74	105	113	244	209	248	272	<0.001^1,2,3
Weight (kg)	412	77.7	18.5	77.3	18.0	209	75.7	16.7	75.6	16.5	108	71.7	12.9	71.6	13.0	0.420
BMI	412	26.72	5.30	26.55	5.15	209	26.37	5.57	26.29	5.48	108	24.37	3.30	24.29	3.30	0.287
Waist girth (cm)	412	85.7	14.7	84.5	14.1	209	85.8	14.9	85.3	14.5	108	80.2	10.4	79.9	10.5	<0.001^1,3
Hip girth (cm)	410	105.3	10.2	104.3	10.9	209	105.4	10.9	105.1	10.8	107	101.0	7.3	100.5	7.1	0.073
Sum of skinfolds (mm)	306	51.3	17.1	48.1	16.0	149	47.7	16.7	46.2	16.6	100	41.5	16.9	39.1	15.8	0.029^3
Systolic BP (mmHg)	412	122	15.1	121	14.1	209	122	13.9	120	13.0	108	122	12.6	119	15.4	0.479
Diastolic BP (mmHg)	412	75	9.4	73	9.0	209	74	9.8	74	9.3	108	75	9.3	72	9.8	0.096
Total cholesterol (mmol/L)	412	4.7	0.9	4.5	0.8	209	4.9	0.9	4.8	0.9	108	4.8	0.9	4.8	1.0	0.002^1,3
VO2max (mL/kg/min)	412	27.2	6.8	31.6	7.8	209	27.2	6.9	28.6	8.2	108	37.2	11.3	37.8	10.9	<0.001^1,3
Grip strength (kg)	304	33.3	9.1	34.8	8.8	209	31.7	7.9	32.4	8.0	107	35.3	9.2	36.5	9.5	0.042^3
Flexibility (cm)	304	4.6	9.4	8.3	8.7	209	2.7	9.0	6.1	8.2	107	6.7	9.7	8.4	9.3	<0.001^1,2

PA, physical activity; BMI body mass index; BP, blood pressure.
¹Group change > control; ²Pedometer change > control; ³Group change > pedometer.