Recorded outcomes of children under 5 years of age admitted with pneumonia to study hospitals preimplementation and postimplementation of oxygen systems
| All pneumonia cases | Severe or very severe pneumonia cases | |||||
| Preintervention | Postintervention | Preintervention | Postintervention | |||
| Admissions | N | N | N | N | ||
| Control | 713 | 606 | 341 | 210 | ||
| Intervention | 712 | 691 | 300 | 261 | ||
| Well at discharge | n (%) | n (%) | Pre-post comparison* | n (%) | n (%) | Pre-post comparison* |
| Control, n (%) | 621 (87.1) | 588 (92.1) | p=0.003 | 261 (76.5) | 179 (85.2) | p=0.013 |
| Intervention, n (%) | 641 (90.0) | 658 (95.2) | p<0.001 | 243 (81.0) | 244 (93.5) | p=0.28 |
| Between group analysis† | p<0.001 | p=0.17 | ||||
| Died | ||||||
| Control | 12 (1.7) | 14 (2.3) | p=0.41 | 12 (3.5) | 14 (6.7) | p=0.09 |
| Intervention | 19 (2.7) | 6 (0.8) | p=0.011 | 19 (6.3) | 6 (2.3) | p=0.021 |
| Between group analysis† | p=0.20 | p=0.097 | ||||
| Discharged unwell/with signs of illness | ||||||
| Control | 58 (8.1) | 20 (3.3) | p<0.001 | 48 (14.1) | 9 (4.3) | p<0.001 |
| Intervention | 44 (6.2) | 13 (1.9) | p<0.001 | 31 (10.3) | 6 (2.3) | p<0.001 |
| Between group analysis† | p=0.15 | p=0.15 | ||||
*Using χ2 test of proportions to compare preintervention and postintervention data within the hospital cohort.
†Using χ2 test of proportions for preintervention (baseline) data between control and intervention groups.