Table 2 Cumulative and daily mean duration of KMC and validation test outcomes
Cumulative duration of KMC (hours), mean (SD) | Cumulative difference between methods and observer (hours), mean (95% CI) | Daily KMC duration (hours), mean (SD) | Daily difference between methods and observer (hours), mean (95% CI) | Sensitivity (95% CI) | Specificity (95% CI) | Positive predictive value (PPV) | Percent agreement* | |
|---|---|---|---|---|---|---|---|---|
Observer (gold standard) | 67·8 (64.4) | - | 8·4 (3·5) | - | - | - | - | - |
Healthcare worker record† | 60·5 (34.4) | 9·5 (3.5– 15.5) | 8·5 (4·0) | 0·2 (-0.3 - 0.6) | 52·6 (51·9-53·3) | 59·1 (58·3-59·8) | 57·6 | 55·7% |
Caregiver report^ | 82·6 (68.6) | -14·1 (-17.6 - -10.6) | 10·4 (3·8) | -1·7 (-2.1 - -1.3) | 85·1 (84·5-85·6) | 30·5 (29·9-31·2) | 56·4 | 58·6% |