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Table 1 Demographic and clinical characteristics of total knee arthroplasty patients

From: Association between knee alignment, osteoarthritis disease severity, and subchondral trabecular bone microarchitecture in patients with knee osteoarthritis: a cross-sectional study

Characteristic

All

Varus

Valgus

p

(n = 71)

(n = 60)

(n = 11)

Age (years)

70 ± 8

70 ± 8

67 ± 8

0.330

Gender (male:females)

16:55

13:47

3:8

0.702

Affected limb (right:left)

30:41

25:35

5:6

1.000

Height (m)

1.62 ± 0.06

1.62 ± 0.07

1.63 ± 0.06

0.523

Body mass (kg)

67.1 ± 8.7

67.1 ± 9.2

66.7 ± 5.3

0.884

BMI (kg/m2)

25.5 ± 2.9

25.6 ± 2.9

25.1 ± 2.6

0.621

WOMAC

68 ± 29

67 ± 30

73 ± 21

0.518

Hip-knee-ankle angle (°)

7.5 ± 8.5

10.3 ± 5.3

− 7.9 ± 5.7

< 0.001

K-L grade (2:3:4)

2:35:34

2:27:31

0:8:3

0.189

  1. Data are presented as either number or mean ± standard deviation
  2. Significant values are in bold (P < 0.05)
  3. BMI bone mass index, K-L Kellgren-Lawrence, WOMAC Western Ontario and McMaster Universities Arthritis Index