Table 1 Baseline and follow-up information of patients with lumbar spinal stenosis.

From: Reliability, validity and minimum clinical importance difference of the Chinese version of the Zurich claudication questionnaire

Characteristics

Baseline data (n = 105)

n (%) or mean (SD)

follow-up data (n = 79)

n (%) or mean (SD)

Age (years)

63.25 (10.75)

63.87 (11.52)

Sex

 

Male

59 (56.19%)

52 (65.82%)

Female

46 (43.81%)

27 (34.18%)

ZCQ symptom severity

2.85 (0.70)

2.50 (0.68)

ZCQ physical function

2.50 (0.74)

2.19 (0.72)

SF-12 PCS

31.49 (8.51)

33.40 (7.88)

SF-12 MCS

46.67 (12.11)

49.00 (10.57)

ODI

31.63 (9.98)

27.27 (9.71)

  1. Values are n (%) or mean (SD).
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