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Table 1 Effect size between baseline and 6 week outcome scores

From: Psychosocial factors and their predictive value in chiropractic patients with low back pain: a prospective inception cohort study

(n = 101)

ITEM

BASELINE MEAN (SD)

6 WEEKS MEAN (SD)

EFFECT SIZE 6 WEEKS

LBP bothersomeness in past week (max 5.0)

3.81 (1.07)

1.99 (0.93)

1.37

Leg pain bothersomeness in past week (max 5.0)

2.24 (1.37)

1.42 (0.75)

0.63

Interference with normal work (max 4.0)

2.23 (1.10)

0.77 (0.96)

1.12

Satisfaction with current status (max 4.0)

0.65 (0.71)

2.08 (1.40)

0.99

Days of cut-down activity in past 4 weeks (max 28 days)

5.61 (7.66)

4.25 (7.66)

0.17

Days of absence from work in past 4 wks due to LBP (max 28 days)

3.23 (7.31)

1.43 (5.35)

0.20