Total knee arthroplasty in patients with Paget’s disease of bone: A systematic review

Table 1 Demographics of the patients included in the studies and a summary of the results

Ref.	No. of knees	Age (yr)	Follow up (yr)	Complications	Revision rate	Functional outcomes
Lee et al[10], 2005, United States	21	71 (57-85)	9 (2-20)	Patellar tendon avulsion (3/21)	1 (4.8%)	Knee Society Pain Score 41 to 87
Gabel et al[8], 1991, United States	15	72 (61-85)	7 (2-15)	Aseptic loosening (1/15) Patella tendon avulsion (1/16) Femoral notching (2/21)	0	Knee Society Pain Score 42 to 88 Knee Society Functional Score 33 to 86
Schai et al[11], 1999, United States	11	75 (59-86)	5.7 (2-16)	Patellar tendon avulsion (1/11) Necrosis of patella (1/11)	0	Knee Society Pain Score 83 (post-op only) Knee Society Functional Score 62 (post-op only)
Broberg et al[12], 1986, United States	7	71 (66-85)	6.6 (3-12)	Partial patellar tendon avulsion (1/7)	0	No pain - 5 Mild Pain - 2 (post-operatively)