TABLE DQuality assessment of RCTs of support surfaces for treatment of pressure sores

StudyInclusion and exclusion criteria statedOverall sample size [arms]A priori sample size calculation?Randomisation procedure stated, adequate allocation concealmentAppropriate baseline characteristics reported*Blinded outcome assessment reportedWithdrawals statedITT analysis
Allman 198772 [2]cb
Caley 199455 [2]b
Clark 199933 [2]ca
Day 199383 [2]ca
Devine 199541 [2]ca
Evans 200032 [2] (not achieved)ca
Ewing 196436 [2]
Ferrell 199384 [2]ca
Keogh 2001100 [2]b
Groen 1999120 [2]ca
Mulder 199449 [2]b
Munro 198940 [2]c
Russell 2000112 [2]b
Russell 2003158 [2]
Strauss 1991112 [2]a

Yes; ✘ = No; N/A = Not Appropriate (no withdrawals)


Baseline characteristics: ✓= one or more appropriate characteristics stated (but not initial wound size); ✓c = initial wound size stated

Withdrawals: ✓a = reported by group and with reason; ✓b = withdrawals but not reported by group or reason not given; ✘ = withdrawals not reported

From: Appendix C, Quality assessment A – I

Cover of The Management of Pressure Ulcers in Primary and Secondary Care
The Management of Pressure Ulcers in Primary and Secondary Care: A Clinical Practice Guideline [Internet].
NICE Clinical Guidelines, No. 29.
Royal College of Nursing (UK).
London: Royal College of Nursing (UK); 2005 Sep 22.
Copyright © 2005, Royal College of Nursing.

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