Table 2.

Baseline descriptive data of subjects with different RTW status (N = 593).

Variables Mean ± SD	All subjects N = 593	Returned to work N = 232 (39%)	Sick Leave N = 153 (26%)	Unemployed N = 208 (35%)
SCNS-SF34-C
Health system and information+ Psychological Physical and daily living**, + Sexuality Patient care and support	36.05 ± 20.96 13.89 ± 14.70 15.27 ± 13.48 6.32 ± 11.95 24.97 ± 20.56	37.86 ± 21.01 12.03 ± 13.42 12.66 ± 11.80 5.60 ± 11.36 25.93 ± 20.58	37.58 ± 21.15 15.53 ± 15.72 18.33 ± 15.02 5.61 ± 9.74 23.95 ± 19.77	32.92 ± 20.50 13.89 ± 14.70 15.92 ± 13.53 7.65 ± 13.86 24.66 ± 21.16
HADS
Anxiety Depression**, ++	2.62 ± 3.03 3.25 ± 3.29	2.44 ± 2.98 2.41 ± 2.70	2.82 ± 2.94 3.74 ± 3.46	2.66 ± 3.16 3.85 ± 3.58
MSAS-SF
Physical symptom distress**	0.51 ± 0.53	0.40 ± 0.41	0.68 ± 0.64	0.50 ± 0.51
Total B-IPQ**, ++	34.36 ± 12.56	31.00 ± 12.58	36.17 ± 11.72	36.84 ± 12.36
SF12
Physical component score**, + Mental component score**, ++	46.56 ± 8.36 44.21 ± 10.66	48.32 ± 7.73 46.81 ± 9.96	44.52 ± 8.81 42.60 ± 10.37	46.11 ± 8.34 42.49 ± 11.09

^**p < 0.01 was found between returned to work group and sick leave group.

⁺p < 0.05 was found between returned to work group and unemployed group.

⁺⁺p < 0.01 was found between returned to work group and unemployed group.