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Table 1 Patient demographics data and baseline clinical status

From: Kneeling and standing up from a chair as performance-based tests to evaluate knee function in the high-flexion range: a randomized controlled trial comparing a conventional and a high-flexion TKA design

 

Conventional TKA

High-flexion TKA

(n = 24)

(n = 24)

Sex (F:M)c

11:13

12:12

Age (yrs)a

64 ± 7

66 ± 8

BMI (kg/m2)a

31 ± 4

32 ± 5

Thigh-calf contact force (N)b

15.88 (0–196.83)

9.70 (3.34–178.23)

Maximum flexion angle (°)b

127.7 (97–146)

126.6 (97–156)

Angular velocity (rad/s)a

80.56 ± 19.74

78.60 ± 18.26

GRF ratio (1)a

0.86 ± 0.29

0.84 ± 0.26

KSSb

103 (55–132)

104 (78–151)

WOMACb

55.5 (25–94)

49.5 (8–69)

VAS pain b

43.5 (0–90)

40 (0–99)

  1. aValues are mean ± SD; bValues are median (range); cValues represent numbers