Table 1.

Mean scores for the eight domains of RAND 36 and the overall physical and mental components by low, moderate and high level in muscular and cardiorespiratory fitness

	n	low	moderate	high	p a
Muscular fitness
Physical component score	698	86.16	89.06	89.98	<.001
Mental component score	697	77.77	81.65	82.75	0.027
Physical functioning	719	95.54	98.10	98.67
Physical role functioning	703	94.96	97.40	95.50
Emotional role functioning	705	82.70	90.19	88.98
Vitality	716	64.16	69.57	70.87
Mental health	720	74.80	77,92	80.07
Social role functioning	716	88.92	88.88	91.12
Bodily pain	719	84.46	84.47	84.72
General health perceptions	717	69.54	75.57	81.32
Cardiorespiratory fitness
Physical component score	707	85,32	88,88	90,74	<.001
Mental component score	703	78,27	81,47	82,42	0.156
Physical functioning	728	94,81	98,76	98,89
Physical role functioning	712	94,14	95,39	98,02
Emotional role functioning	713	84,72	87,84	89,72
Vitality	723	64,28	68,68	70,39
Mental health	728	74,89	78,85	79,14
Social role functioning	725	88,73	89,93	89,85
Bodily pain	728	83,28	84,54	85,00
General health perceptions	726	69,05	76,80	80,53

^a Statistical significance of differences between the fitness categories measured with Kruskal Wallis -test