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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