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Table 1 Patient demographics and patellar cartilage grade

From: Influence of femoral implant design modification on anterior knee pain and patellar crepitus in patients who underwent total knee arthroplasty without patella resurfacing

Measure

Control Group

Study Group

p value

Patients

62

62

Knees

90

85

Gender

  

 Male

10

10

 

 Female

52

52

 

Side

  

0.362a

 unilateral

34

39

 

 bilateral

28

23

 

Age

64.98 ± 4.79

65.06 ± 4.42

0.516b

BMI

26.13 ± 2.78

25.81 ± 2.82

0.878c

Follow-up

1.0 ± 0.44 (0.9–1.1)

1.0 ± 0.53 (0.9–1.1)

0.226c

Patellar cartilage grade

2.16 ± 0.729

2.26 ± 0.676

0.670c

  1. aPearson Chi-squared test
  2. bIndependent-samples t-test
  3. cNon-parametric Mann–Whitney U test