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Table 3 Frequency of symptom resolution in hands according to baseline characteristics and treatment during follow-up

From: Impact of carpal tunnel surgery according to pre-operative abnormality of sensory conduction in median nerve: a longitudinal study

Predictor

Pain, numbness or tingling

Numbness or tingling

No. at baseline

Symptoms resolved at follow-up

No. at baseline

Symptoms resolved at follow-up

  

N

(%)

PRRa

(95% CI)

N

(%)

PRRa

(95% CI)

Sex

          

  Male

180

72

40.0

1

 

176

90

51.1

1

 

  Female

476

169

35.5

0.9

(0.7–1.2)

457

222

48.6

0.9

(0.7–1.2)

Age (years)

          

  <40

93

35

37.6

1

 

91

46

50.5

1

 

  40–49

193

66

34.2

0.9

(0.6–1.3)

192

85

44.3

0.9

(0.6–1.3)

  50–59

271

110

40.6

1.1

(0.7–1.6)

256

144

56.3

1.1

(0.8–1.6)

  ≥60

99

30

30.3

0.8

(0.5–1.3)

94

37

39.4

0.8

(0.5–1.2)

Treated by surgery

          

  No

502

170

33.9

1

 

481

216

44.9

1

 

  Yes

154

71

46.1

1.4

(1.0–1.8)

152

96

63.2

1.4

(1.1–1.8)

Treated by injection

          

  No

609

230

37.8

1

 

587

293

49.9

1

 

  Yes

47

11

23.4

0.6

(0.3–1.1)

46

19

41.3

0.8

(0.5–1.2)

Treated by physical therapy

          

  No

568

211

37.1

1

 

546

275

50.4

1

 

  Yes

88

30

34.1

0.9

(0.6–1.3)

87

37

42.5

0.8

(0.6–1.2)

BMI

          

  <25

201

72

35.8

1

 

191

107

56.0

1

 

  ≥25 and <30

228

90

39.5

1.1

(0.8–1.5)

221

109

49.3

0.8

(0.6–1.1)

  ≥30

211

75

35.5

0.9

(0.7–1.3)

205

90

43.9

0.7

(0.5–1.0)

  Missing

16

4

25.0

0.6

(0.2–1.7)

16

6

37.5

0.6

(0.3–1.3)

Smoking

          

  Never

313

122

39.0

1

 

302

163

54.0

1

 

  Ex-

213

79

37.1

0.9

(0.7–1.2)

208

101

48.6

0.8

(0.6–1.1)

  Current

122

36

29.5

0.7

(0.5–1.0)

115

44

38.3

0.7

(0.5–1.0)

  Missing

8

4

50.0

1.3

(0.5–3.5)

8

4

50.0

1

(0.4–2.6)

Neck pain

          

  No

302

132

43.7

1

 

291

156

53.6

1

 

  Yes

354

109

30.8

0.7

(0.6–0.9)

342

156

45.6

0.9

(0.7–1.1)

Number of distressing somatic symptoms

          

  0

141

62

44.0

1

 

138

76

55.1

1

 

  1

192

75

39.1

0.9

(0.6–1.3)

181

104

57.5

1.1

(0.8–1.4)

  ≥2

323

104

32.2

0.7

(0.5–1.0)

314

132

42.0

0.7

(0.6–1.0)

Mental health

          

  Good

226

76

33.6

1

 

218

98

45.0

1

 

  Intermediate

200

79

39.5

1.2

(0.9–1.6)

193

101

52.3

1.2

(0.9–1.5)

  Poor

225

81

36.0

1.1

(0.8–1.5)

217

108

49.8

1.1

(0.9–1.5)

  Missing

5

5

100.0

3.2

(1.3–7.9)

5

5

100.0

2.3

(0.9–5.6)

Diabetes

          

  No

616

217

35.2

1

 

593

288

48.6

1

 

  Yes

40

24

60.0

1.6

(1.0–2.5)

40

24

60.0

1.1

(0.7–1.8)

  1. aEach predictor analysed independently with adjustment for sex, age and surgical treatment.
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BMC Musculoskeletal Disorders

ISSN: 1471-2474

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