Table 4

Factors predicting the persistence of severe shoulder pain: logistic regression models

Predictor		Adjusted for sex and age				Multivariable model		p Value
Predictor		OR	95% CI			OR	95% CI	p Value
Individual factors:
Age (y)						0.0001
<35				1.0
35–44				0.9	0.3 to 2.6
45–54				3.6	1.3 to 10.2
⩾55				1.6	0.5 to 4.8
Sex						0.15
Male				1.0
Female				0.7	0.4 to 1.2
Sports activity added score						0.14
0–52	1.0			1.0
53–156	0.4	0.2 to 0.8		0.5	0.2 to 1.0
>156	0.6	0.4 to 1.0		0.7	0.4 to 1.3
Cross country skiing						0.12
Not at all or only little	1.0			1.0
Moderately	0.4	0.2 to 0.7		0.5	0.3 to 1.1
Actively	0.5	0.3 to 1.1		0.6	0.2 to 1.3
Work related factors:
Overload at work						0.001
Not at all	1.0			1.0
Little	1.9	1.0 to 3.5		2.1	1.1 to 4.0
Definite	3.4	1.7 to 6.9		3.8	1.8 to 8.0
Working with a hand above shoulder level (h/day)						0.42
<1/2	1.0			1.0
1/2–1	1.4	0.8 to 2.4		1.4	0.8 to 2.4
>1	1.5	0.8 to 2.5		1.4	0.8 to 2.5