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Dressings and Topical Agents for Chronic Wounds - NIHR Health ...

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ResultsHolzinger et al., 1994 70Comparison: Placebo vs. Autologous activatedmononuclear cellsMean baseline area (cm 2 ): 5.26 (2.9 SD) 5.14 (2.7 SD)Sample size (N) (venous): 30 (10) 33 (12)No. of wounds healed (n/N):Venous 7/10 (70%) 11/12 (92%) 4.7 (0.4, 54.9)Arterial 10/20 (50%) 18/21 (86%) 6.0 (1.3, 27.0)Placebo:Wound type:Follow-up time:Tissue culture mediumArterial <strong>and</strong> venous leg ulcersMaximum of 75 daysDuhra et al., 1992 119Comparison: Placebo vs. Keratinocyte allograftsMedian baseline area (cm 2 ): 10.7 (1.7 SEM) 9.1 (1.6 SEM)Sample size (N): 15 (11 patients) 15 (11 patients)No. of wounds healed (n/N): 1/15 (7%) 0/15 (0%) 0.3 (0.01, 8.3)Reduction in mean absolutewound area (cm 2 ): 3.3 2.7 –0.6Placebo:Wound type:Follow-up time:Paraffin gauze soaked in culture mediumVenous leg ulcers6 weeksRundle et al., 1981 117Comparison: Paste b<strong>and</strong>age vs. Porcine dermisMedian baseline area (cm 2 ): 3.0 2.0(range, 0.5–45.0) (range, 0.2–47.8)Sample size (N): 19 23Median time to healing (weeks): 9 (range, 3–63) 6 (range, 1–16) 21 daysWound type:Follow-up time:Venous leg ulcersNot statedSabolinski et al., 1996 118Comparison: Non-adherent vs. Living skin equivalentdressingMean baseline area (cm 2 ): Not stated Not statedSample size (N) * : Not stated Not statedMedian time to healing (days): 181 57 124 daysWound type:Follow-up time:Venous leg ulcersNot stated* 233 patients0.01 0.1 1 10 100 OR(95% CI)–100 –50 0 50ES100 (95% CI)ES–4 –2 0 2 4 (95% CI)Favours placebo Favours biological dressing32FIGURE 18 Biologically active agents compared with placebo or traditional dressings <strong>for</strong> venous <strong>and</strong> arterial leg ulcers

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