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Table 4 GRADE Summary of Findings Table

From: The effectiveness of preoperative rehabilitation programmes on postoperative outcomes following anterior cruciate ligament (ACL) reconstruction: a systematic review

Summary of Results

GRADE Assessment

Outcome

Number of Participants (studies)

Study Design

Inconsistency

Indirectness

Imprecision

Quality

Quadriceps Strength

122 (3)

Limitationsa

Inconsistencyc

Indirectnesse

Imprecisionf

Very Low

Single Leg Hop Distance

103 (2)

Limitationsa

Inconsistencyc

Indirectnesse

Imprecisionf

Very Low

Gait Asymmetry

19 (1)

Hartigan

Limitationa

Inconsistencyd

No Indirectness

Imprecisiond

Very Low

Modified Cincinnati Knee Rating System

23 (1)

Shaarani

Limitationsb

Inconsistencyd

No Indirectness

Imprecisiond

Very Low

Return to Sport

23 (1)

Shaarani

Limitationsb

Inconsistencyd

No Indirectness

Imprecisiond

Very Low

  1. aLack of allocation concealment, lack of blinding and personnel, incomplete accounting of patients and outcome events
  2. bLack of blinding of participants and personnel, incomplete accounting of patients and outcome events
  3. cHeterogeneity was considered large
  4. dOnly single trial available and < 400 participants so downgraded for inconsistency and imprecision
  5. eWide degree of variety in interventions and outcome measures
  6. fSmall sample sizes