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Table 2 Overview of included studies
| Study Setting, Country | Population | Intervention* | Comparison | Results Primary outcomes | Results Secondary outcomes |
|---|---|---|---|---|---|
| Patients with healed venous leg ulcers | |||||
| Kapp 2013 (20) Home nursing Australia | n = 100 Age: 79 ± 10 Recently healed venous leg ulcer | Class 3 stockings (34–46 mmHg) below knee length | Class 2 stockings (23–32 mmHg) below knee length | Ulcer recurrence: 6 months RR: 0.64 (0.20 to 2.03) | Compliance 6 months Class 3: 17/44 Class 2: 35/49 RR: 0.54 (0.36 to 0.82)** |
| Clarke-Moloney 2012 (23) Hospital and community leg ulcer clinic Ireland | n = 100 Age: 69 ± 11 Recently healed venous leg ulcer | Class 2 stockings (23–32 mmHg) knee or thigh length | Class 1 stockings (18–21 mmHg) knee or thigh length | Ulcer recurrence: 12 months RR: 0.59 (0.23 to 1.49) | Compliance 12 months Class 2: 45/50 Class 1: 43/49 RR: 1.03 (0.89 to 1.18) |
| Nelson 2006 (22) Hospital leg ulcer clinic England | n = 300 Age:64 ± 12 Recently healed venous leg ulcer | Class 2 stockings (25–35 mmHg) knee or thigh length | Class 1 stockings (18–24 mmHg) knee or thigh length | Ulcer recurrence: 12 months RR: 0.47 (0.25 to 0.91)** Five years RR: 0.82 (0.61 to 1.12) | Compliance 5 years Class 2: 86/149 Class 1: 108/151 RR: 0.81 (0.68 to 0.96)** |
| Vandongen 2000 (21) Hospital leg ulcer clinic Australia | n = 153 Age: 67 [37–85] Venous leg ulcer healed for 2 weeks. Patients had to apply the stockings themselves | Class 3 stockings (35–45 mmHg) below knee length | No compression stockings | Ulcer recurrence: 6 months RR: 0.46 (0.27 to 0.76)** 12 months RR: 0.43 (0.27 to 0.69)** | Compliance not reported |
| Patients with venous insufficiency | |||||
| Jungbeck 1997 (24) Vascular surgery dept. Sweden | n = 31 Age: [27–82] Chronic venous insufficiency grade II | Class 2 stockings (23–30 mmHg) below knee length | Class 1 stockings (13–20 mmHg) below knee length | Not reported | Compliance not reported Subjective symptoms 8 weeks 1 Class 2 (Median % on VAS): Before: 46.1%, after: 14.8% Class 1 (Median % on VAS): Before: 43.8%, after: 15.6% |
