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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