	Components			Communalities
	1	2	3	Communalities
Pain least	0.870			0.758
Pain worst	0.921			0.933
Pain average	0.911			0.833
Pain Now	0.863			0.716
Walking ability		0.617		0.553
Work		0.937		0.962
General activity		0.978		0.978
Relations with others			0.825	0.686
Mood			0.875	0.742
Enjoyment of life			0.885	0.783
Sleep			−0.471	0.388