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Table 2 Summary of clinic outcomes (throughout the first 2 years after operation) for each study

From: Patellofemoral arthroplasty versus total knee arthroplasty for isolated patellofemoral osteoarthritis: a systematic review and meta-analysis

Author

Year

Group

Follow-up

Complication (revision)

Function score

UCLA activity score

HRQOL

Satisfaction (YES/NO)

Fredborg et al. [15]

2020

PFA

2 Y

8 (1)

NC

NC

0.84 ± 0.13 (EQ-5D)

NC

TKA

13 (0)

0.79 ± 0.20 (EQ-5D)

Joseph et al. [27]

2020

PFA

1–5 Y

4 (0)

13.7 ± 8.3 (OKS)

5.5±1.6

0.68 ± 0.24 (EQ-5D)

17/3

TKA

9 (0)

15.4 ± 9.2 (OKS)

4.7±1.2

0.63 ± 0.34 (EQ-5D)

21/2

Odgaard et al. [20]

2018

PFA

2 Y

4 (2)

8.0 ± 7.4 (OKS)

NC

10.6 ± 3.4 (KOOS QOL)

NC

TKA

7 (0)

13.0 ± 7.4 (OKS)

9.6 ± 3.4 (KOOS QOL)

Clement et al. [25]

2019

PFA

10.1 (8–15) Y

8 (4)

31.0 ± 10.4 (OKS)

NC

47.8 ± 11.0 (SF-12)

39/6

TKA

9.7 (8 - 12) Y

10 (1)

31.2 ± 10.5 (OKS)

48.6±10.8 (SF-12)

36/10

Kamikovski et al. [28]

2019

PFA

5.16 ±1.52 Y

NC

53.7 ± 12.2 (WOMAC)

5.7± 1.4

4.2 ± 4.3 (KOOS QOL)

NC

TKA

5.38 ± 1.25 Y

59.2 ± 9.0 (WOMAC)

6.7 ±1.7

10.2 ±3.2 (KOOSQOL)

Perrone et al. [29]

2018

PFA

32.7 ± 9.3 M

5 (1)

29.5 ± 10.5 (OKS)

NC

NC

NC

TKA

6 (3)

38.7 ±8.4 (OKS)

Dahm et al. [26]

2010

PFA

29 (24–49) M

6 (0)

84±49.7 (AKSS)

6.6±4.6

NC

17/6

TKA

27 (24–33) M

6 (0)

73±39.5 (AKSS)

4.2±3.4

18/4

  1. OKS Oxford Knee Score, OKS is a 12-item knee function assessment, ranging from 0 (best score) to 48 (worst score); WOMAC Western Ontario and McMaster Universities Osteoarthritis Index, WOMAC function score, primary outcome measure, range ranging from 0 (worst score) to 68 (best score); UCLA University of California Los Angeles, UCLA activity score ranging from 0 (worst score) to 10 (best score); AKSS American Knee Society scoring, AKSS measures function, range from 0 (worst outcome) to 100 (best outcome); KOOSQOL The Knee injury and Osteoarthritis Outcome Score quality of life, ranging from 0 (worst score) to 16 (best score); Y year; M month; PFA patellofemoral arthroplasty; TKA total knee arthroplasty; HRQOL health-related quality of life; SF-12 the 12-Item Short-Form Health Survey; EQ-5D EuroQol five-dimension questionnaire