. Author manuscript; available in PMC: 2011 Nov 8.

Published in final edited form as: Res Nurs Health. 2004 Oct;27(5):357–369. doi: 10.1002/nur.20029

Table 7.

ANCOVA Results: Group Means for Fitness Variables Following a 16-Week Exercise Program (n=44)

Variable	Group	Pre-Program Mean Score	SD	Adjusted Post-Program Mean Score^a	SD	F Value	P Value
VO₂max (ml/kg/min)	Higher attendance	34.36	2.46	35.35	1.74	18.65	<.001
	Lower attendance	34.39	3.58	32.04	1.74
Robertson curlups	Higher attendance	38.04	11.75	42.36	8.80	11.09	<.001
	Lower attendance	40.72	12.05	38.53	8.86
Mod. Sit and Reac	Higher attendance	32.49	10.33	40.16	4.82	30.32	<.001
	Lower attendance	38.84	8.13	38.27	4.79
Percentage of body fat	Higher attendance	27.39	6.77	26.49	2.35	60.66	<.001
	Lower attendance	28.96	7.20	28.66	2.38

The post-program means in this table have been statistically adjusted for the subjects’ pre-program fitness scores.