Table 2.

The effect of the physical activity intensity on function, ROM, pain, self-efficacy, job status and sick days classified by intensity levels.

Variable	Inactive N = 50	Light PA n = 43	Moderate n = 42	Vigorous n = 22	p value
Function disabilities by (QuickDASH)
1 month	21.9 ± 17.3	18.3 ± 15.8	20.4 ± 18.3	12.8 ± 15.7	0.138
3 months	11.0 ± 14.0	9.9 ± 12.0	7.2 ± 7.6	4.6 ± 9.6	0.025*
6 months	7.4 ± 10.8	5.1 ± 8.6	3.4 ± 5.2	1.4 ± 3.7	0.020*
ABD ROM
1 month	134.8 ± 27.0	143.8 ± 20.5	152.1 ± 19.3	154.5 ± 17.1	< 0.001*
3 months	146.0 ± 25.9	147.0 ± 18.9	158.8 ± 12.1	161.1 ± 11.7	< 0.001*
6 months	150.9 ± 18.2	151.4 ± 22.1	161.9 ± 9.0	161.2 ± 11.2	0.007*
FLEX ROM
1 month	132.9 ± 33.0	144.8 ± 22.4	152.2 ± 19.1	151.2 ± 14.5	0.006*
3 months	144.3 ± 27.1	149.0 ± 19.6	155.6 ± 14.5	154.9 ± 13.4	0.079
6 months	150.7 ± 17.7	149.4 ± 18.3	157.7 ± 17.4	159.7 ± 9.8	0.010*
Pain by (NPRS)
1 month	1.9 ± 1.3	1.7 ± 1.2	1.9 ± 1.4	1.3 ± 1.3	0.278
3 months	1.3 ± 1.1	1.3 ± 1.1	1.2 ± 1.2	0.8 ± 1.0	0.304
6 months	1.0 ± 1.1	0.6 ± 1.1	0.7 ± 1.0	0.6 ± 0.8	0.304
Self-efficacy
1 month	7.7 ± 1.6	8.0 ± 1.8	7.5 ± 1.9	8.4 ± 1.8	0.133
3 months	8.5 ± 1.5	8.6 ± 1.3	9.0 ± 1.1	9.1 ± 1.1	0.153
6 months	8.7 ± 1.3	9.3 ± 1.0	9.3 ± 0.9	9.7 ± 0.5	0.005*
Return to prior Job status
No	17 (34.0%)	14 (32.6%)	7 (16.7%)	5 (22.7%)	0.229
Yes	33 (66.0%)	29 (67.4%)	35 (83.3%)	17 (77.3)
Number of sick days
1–7	4 (8.7%)	4 (10.0%)	6 (15.0%)	2 (9.5%)	0.467
8–14	7 (15.2%)	3 (7.5%)	3 (7.5%)	7 (33.3%)
15–21	13 (28.3%)	11 (27.5%)	11 (27.5%)	4 (19.0%)
22–30	6 (13.0%)	9 (22.5%)	7 (17.5%)	2 (9.5%)
More than 30	16 (34.8%)	13 (32.5%)	13 (32.5%)	6 (28.6%)

Continuous variables are presented as mean and standard deviation (SD) and categorical variables are presented as number and percentage. Significant p value*p ≤ 0.05.

PA, Physical activity; ABD, Abduction; FLEX, Flexion; ROM, Range of motion; NPRS, Numeric pain rating scale.