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Methodological quality summary: review authors' judgements about each methodological quality item for each included study.
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Figure 1

Methodological quality summary: review authors' judgements about each methodological quality item for each included study.

Comparison 1 Arthrocentesis versus arthroscopy, Outcome 1 Pain (VAS).
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Analysis 1.1

Comparison 1 Arthrocentesis versus arthroscopy, Outcome 1 Pain (VAS).

Comparison 1 Arthrocentesis versus arthroscopy, Outcome 2 Improvement in pain.
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Analysis 1.2

Comparison 1 Arthrocentesis versus arthroscopy, Outcome 2 Improvement in pain.

Comparison 1 Arthrocentesis versus arthroscopy, Outcome 3 Maximum mouth opening.
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Analysis 1.3

Comparison 1 Arthrocentesis versus arthroscopy, Outcome 3 Maximum mouth opening.

Comparison 1 Arthrocentesis versus arthroscopy, Outcome 4 Overall success (compound score).
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Analysis 1.4

Comparison 1 Arthrocentesis versus arthroscopy, Outcome 4 Overall success (compound score).

Comparison 1. Arthrocentesis versus arthroscopy

Outcome or subgroup title

No. of studies

No. of participants

Statistical method

Effect size

1 Pain (VAS) Show forest plot

1

62

Mean Difference (IV, Random, 95% CI)

1.00 [‐2.12, 0.12]

2 Improvement in pain Show forest plot

1

Risk Ratio (M‐H, Random, 95% CI)

Subtotals only

3 Maximum mouth opening Show forest plot

2

Mean Difference (IV, Fixed, 95% CI)

Subtotals only

4 Overall success (compound score) Show forest plot

1

19

Risk Ratio (M‐H, Random, 95% CI)

0.92 [0.56, 1.49]

Figures and Tables -
Comparison 1. Arthrocentesis versus arthroscopy