Table 3 Visual assessment of the World Health Organization’s hand hygiene procedure on first year (baseline before training) and on second year (after training)
Variable | Control group n = 102 | Intervention group (Supervised personal feedback) n = 140 | P-value | |
|---|---|---|---|---|
YEAR 1 BASELINE BEFORE TRAINING | Fully respected procedure (%) | 58.9 | 66.9 | 0.22 |
Palm to palm application (%) | 97.8 | 98.6 | 0.66 | |
Right palm over left dorsum with interlaced fingers application + Palm to palm with fingers interlaced application (%) | 92.2 | 95.0 | 0.40 | |
Backs of fingers to opposing palms with fingers interlocked (%) | 85.6 | 89.9 | 0.32 | |
Rotational rubbing of left thumb clasped in right palm and vice versa (%) | 86.7 | 91.4 | 0.26 | |
Rotational rubbing, backwards and forwards with clasped fingers of right hand in left palm and vice versa (%) | 85.6 | 87.1 | 0.75 | |
Duration ≥20 s (%) | 86.7 | 92.1 | 0.18 | |
YEAR 2 AFTER TRAINING | Fully respected procedure (%) | 50.5 | 61.3 | 0.09 |
Palm to palm application (%) | 98.0 | 97.1 | 0.66 | |
Right palm over left dorsum with interlaced fingers application + Palm to palm with fingers interlaced application (%) | 95.0 | 90.5 | 0.19 | |
Backs of fingers to opposing palms with fingers interlocked (%) | 71.3 | 80.3 | 0.11 | |
Rotational rubbing of left thumb clasped in right palm and vice versa (%) | 79.2 | 82.5 | 0.52 | |
Rotational rubbing, backwards and forwards with clasped fingers of right hand in left palm and vice versa (%) | 90.1 | 91.2 | 0.76 | |
Duration ≥20 s (%) | 92.1 | 96.3 | 0.16 |