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Table 2 Self-reported demographic data for cases and controls

From: Reliability, construct and discriminative validity of clinical testing in subjects with and without chronic neck pain

Variable

Cases

Controls

 

(n = 21)

(n = 21)

Mean

SD

Range

Mean

SD

Range

p-value

Age (years)

46.1

15.6

(23–77)

44.7

14.8

(22–71)

0.76

Height (cm)

168.6

7.5

(157–185)

172

6.0

(160–185)

0.12

Weight (kg)

68.1

10.3

(52–88)

66.2

9.1

(56–88)

0.53

 

Mean

Median

Range

Mean

Median

Range

 

NDI

15.3

14

(11–27)

1.9

2

(0–4)

<0.01

BDI

5.7

5

(0–23)

2.2

0

(0–14)

<0.01

SF36-PCS

42.1

41.1

(29–64)

53.8

55.5

(39–62)

<0.01

SF36-MCS

50.4

50.5

(25–93)

57.6

59.1

(38–68)

<0.01

NRS (P.P.)

4.4

4

(1–8)

------

------

------

------

NRS (Week)

5.1

6

(2–10)

------

------

------

------

Pain duration (months)

92.8

30

(6–420)

------

------

------

------

  1. Self reported data on age, height, weight, Neck Disability Index (NDI), Beck Depression Inventory (BDI), Physical Component Score of SF36-PCS, Mental Component Score of the SF36-MCS, Present Pain (P.P.) intensity and average pain during last week (Week) on a Numeric Rating Scale (NRS).
  2. ------ Information from controls not gathered.
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BMC Musculoskeletal Disorders

ISSN: 1471-2474

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