Table 4 Description of overall ODI scores and categories.

From: Changes in pain, quality of life, sleep, and mental health after uncomplicated spinal neurosurgery in palestine: a prospective study of patient-reported outcomes

ODIa category

Preoperative phase

Postoperative phase

Mean dif.

tc

p-value

Nb

%

N

%

Minimal disability

0

0.0

27

27.3

1.576

25.803

< 0.001

Moderate disability

0

0.0

71

71.7

Severe disability

68

68.7

1

1.0

Crippling disability

31

31.3

0

0.0

Bed-bound

0

0.0

0

0.0

Overall mean ± SDd

58.929 ± 5.438

24.687 ± 5.629

34.242

47.424

< 0.001

  1. aODI = Oswestry disability index. bN = Number (frequency), ct = paired t-test value, dSD = standard deviation.
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