Table 5

Mean isometric shoulder strength by the status of disorder on right and left shoulder compared with a group with no disorder on either side (distribution of the answers to single items on physical functioning and general health)

		No disorder				Disorder		p Value
		n	Mean			SD	n	p Value	Mean	SD
Isometric shoulder strength (kg):
Right	197	5.7	1.4		26	4.2	1.6	<0.001
Left	197	5.5	1.2		32	3.9	1.5	<0.001
	No disorder			Disorder
Restricted in carrying groceries (%):
No	82			49
Yes, little	17			35		<0.001
Yes, much	1			16
Percieved general health (%):
Excellent or very good	38			17
Good	51			40		<0.001
Fair or poor	11			43