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Table 1 Patient demographics

From: Intra-operative fractures in primary total knee arthroplasty - a systematic review

Study

Mean age years

Gender

Male (M)

Female (F)

Mean follow up in months

BMI

kg/m2

Pre-operative diagnosis

Incidence

Number of fractures/total TKAs

Alden et al. [2]

65.2 ± 16 years

M−12

F−54

61

(2–184)

29.25 ± 6.08

(range, 17.59–49.87

Primary OA-57.4%

Post-traumatic arthritis-11.8%,

Rheumatoid arthritis (RA)-11.8%

0.39%

67/17,389

Agarwala et al. [4]

68.9 years.

M− 7

F− 12

28.7 (6–73)

NR

Primary OA-14 (73.6%)

RA-4 (21.2%)

post-traumatic arthritis-1

0.6%

19/3168

Pinaroli et al. [3]

71 ± 8 (20–95) years.

M:F-0.38

36.8 ± 34

NR

Primary OA-87%

RA-7.1%

Condyle necrosis-3.4%

2.2% (40/1795)

Hernigou et al. [8]

72(69–77) years

NR

NR

NR

NR

1.6% (10/617)

Delasotta et al. [7]

73.3 years

M−1

F−5

12.8 (2–39).

31.6

(23.7–50.1)

NR

0.4% (6/1469)

Huang et al. [6]

Case 1–49

Case 2–42

F

Male

24

NR

RA

RA

0.04% (2/5000)

Pun et al. [5]

71.6 years

(54–83)

M−5

F−12

84.4

NR

NR

1.3% (17/1346)

Lombardi et al. [13]

IB-II PS – 70

Maxim PS-68

M−13

F−28

NR

NR

OA-573

RA- 29

Avascular necrosis (AVN)-5

OA-404

RA-37

AVN-2

Insall-Burnstein-II PS knee-4.4%

40/898

Maxim PS knee-0.2% 1/532

Berry et al. [12]

NR

NR

NR

NR

NR

0.2% (36/16,906)

Felix et al. [9]

70 years

M:F-0.4

53(8–144)

NR

Most common diagnosis-OA and RA

0.07%

  1. BMI body mass index, TKA total knee arthroplasty, OA osteoarthritis, NR not reported