Table 3.

Summary statistics for the primary outcome for the ITT population and effect of the intervention

	Control	Computerised decision-support system
DOT by admission for the entire population
Number of observations	9673	11 384
Mean (SD)	3·5 (6·8)	3·2 (6·2)
Median (IQR)	0 (0–5·0)	0 (0–5·0)
DOT by admission only for patients who received antibiotics
Number of observations, n (%)	4142 (42·8%)	4578 (40·2%)
Mean (SD)	8·1 (8·4)	7·9 (7·6)
Median (IQR)	6·0 (4·0–10·0)	6·0 (3·0–10·0)
Geometric mean (SD)	5·8 (2·3)	5·6 (2·3)
Effect of the intervention
Any antibiotic	1·12*	0·94–1·33†
DOT for those who received antibiotics	0·98‡	0·90–1·07†

Calculation based on non-missing values. The DOT presented was based on strictly positive values. DOT=days of therapy. ITT=intention to treat.

^*Odds ratio.

^†95% CI.

^‡Incidence rate ratio.