Table 3

Mean costs during the first year of follow-up
4LB (n = 215) SSB (n = 209) Cost Difference $*
Mean cost (SD) $ Mean cost (SD) $
Nursing visits 563 (463) 653 (547) −90
Compression bandages 811 (897) 205 (232) 606
Health services used 35 (96) 46 (117) −11
Out-of-pocket expenses 28 (78) 58 (177) −30
Lost work due to leg ulcers 1.82 (8.08) 2.39 (9.06) −0.57
Hired help§ 0.43 (3.25) 0.56 (2.98) −0.13
Mean (95% CI) Mean (95% CI)
Total cost 1570 (1448, 1870) 1150 (1014, 1297)
Differential cost 420 (235, 739 )

Abbreviations: 4LB: four-layer bandage. SSB: short-stretch bandage. SD: standard deviation. CI: confidence intervals derived from the 1000 bootstrapped trials. Notes:*(4LB mean – SSB mean). Per participant costs of visits to family physicians, specialists, outpatient services, and emergency rooms. Per participant expenses related to leg ulcer care. §Costs of hired help related to leg ulcer.

Pham et al.

Pham et al. BMC Health Services Research 2012 12:346   doi:10.1186/1472-6963-12-346

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