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Table 1 Basic clinical characteristics of two groups

From: Association between single nucleotide variants and severe chronic pain in older adult patients after lower extremity arthroplasty

Features

Group (n = 10, respectively)

P value

A

B

Female sex

5

7

0.650

Age (mean ± SE)

72 ± 5

68 ± 4

0.087

Weight (mean ± SE, kg)

75.5 ± 10.8

68.4 ± 6.9

0.099

Body mass index (mean ± SE, kg/m2)

29.1 ± 5.1

27.3 ± 2.4

0.314

Hypertension

5

7

0.650

Diabetes

1

3

0.582

  1. Group A: no postoperative chronic pain group. Group B: severe postoperative chronic pain group