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Table 1 Baseline characteristics for the total population

From: Prognostic factors for non-success in patients with sciatica and disc herniation

 

n = 466

Sociodemographic variables

  

Age years mean (SD)

43.6

(11.5)

Males n (%)

268

(57.5)

Current smoker n (%)

200

(43.3)

Education >; 12 years n (%)

227

(50.1)

Working status

  

Working full time n (%)

92

(19.8)

Partly sick leave n (%)

51

(11.0)

Total sick leave, rehabilitation n (%)

234

(50.4)

Disability pension n (%)

33

(7.1)

Other n (%)

54

(11.6)

Back pain/sciatica history

  

First sciatica episode n (%)

210

(45.3)

Duration back problems <; 1 year n (%)

145

(31.1)

Duration current sciatica episode <; 3 months n (%)

192

(41.4)

Self-reported health status

  

MSBQ (0–12) mean (SD)

8

(3)

Pain intensity* back (0–100) mean (SD)

42.6

(30.0)

Pain intensity* leg (0–100) mean (SD)

63.2

(28.2)

SBI† (0–24) mean (SD)

14

(5)

Subjective health complaints (0–27) mean (SD)

7.5

(4.5)

Kinesiophobia‡ (13–52) mean (SD)

27

(7)

Emotional distress§ (1–4) mean (SD)

1.58

(0.43)

Clinical finding

  

Muscular weakness n (%)

203

(44.5)

Reflex reduced or absent n (%)

212

(46.2)

Sensory loss n (%)

273

(59.0)

Straight-leg-raising test <; 60˚ n (%)

267

(58.0)

  1. *Visual analogue scale; †Sciatica Bothersomeness Index; ‡ Tampa Scale for Kinesiophobia; § Hopkins Symptom Check List-25