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Table 5 Outcome measures for studies reviewed

From: What is the evidence to support early supervised exercise therapy after primary total knee replacement? A systematic review and meta-analysis

Author

Outcome Measure(s)

How Outcome was measured

Validity/Reliability

Frequency of Outcome

Adverse Events

Dujin, P., Jeonghee, K., & Hyunok, L.

1) Muscle strength: Quadriceps, Hamstrings, Gluteus Maximus [31]

2) 6 Minute Walk Test [32]

1) Handheld dynamometer

2) Distance (m)

All outcomes are valid & reliable

All outcomes were measured pre-operatively and at 2 weeks and 4 weeks post-surgery.

Nil reported

Hewitt, B., & Shakespeare, D.

1) Knee Society knee & function scores [33]

2) FFD [34]

3) Max Flex [34]

4) ROM [34]

5) Analgesic Requirements

6) Blood Loss

1) Survey

2) Goniometer

3) Goniometer

4) Goniometer

5) Medical Chart

6) Medical Chart

Outcomes 1–4 are valid and reliable; outcomes 5 & 6 have not been reported by the authors

Only Outcome’s 2, 3 & 4 have values reported by the authors, there are no values reported for outcomes 1,5 & 6.

Outcomes 1–4 were measured pre-operatively (1 day prior to OT) and 6 weeks post-surgery; Outcomes 5–6 were measured during admission.

Nil reported

Kim, T., Park, K., Yoon, S., Kim, S., Chang, C., & Seong, S.

1) Knee Society knee & function scores [33]

2) WOMAC scores

3) Flexion contracture [34]

4) Max Flex [34]

5) Patient reported preference of protocol

1) Survey

2) Survey

3) Goniometer

4) Goniometer

5) Survey

Outcomes 1–4 are valid & reliable; Outcome 5 has not been tested for validity or reliability

Outcomes 1 & 2 were measured pre-operatively and 6 months post-surgery; Outcomes 3 & 4 were measured pre-operatively & at 7 days, 14 days, 6 weeks, 3 months and 6 months;

Outcome 5 was assessed at day of discharge.

Nil reported

Pongkunakorn, A., & Sawatphap, D

1) OT time

2) Blood Loss

3) LOS

4) Knee Society knee & function scores [33]

5) Passive Flexion ROM [34]

1) Medical Chart

2) Medical Chart

3) Medical Chart

4) Survey

5) Goniometer

All outcomes are valid & reliable

Outcomes 1–4 were measured during admission; Outcome 5 was measured during admission (once daily for 7 days until d/c), and at 6 weeks and 1-year post-surgery.

Nil reported