Variables measured during the study*†
| Time (min) | |||||
|---|---|---|---|---|---|
| 0 | 15 | 60 | 75 | 120 | |
| *Group A: nebulised magnesium sulphate + salbutamol; group B: salbutamol alone. †Values are mean (SD). | |||||
| Pulse | |||||
| Group A | 107.8 (8.8) | 102.6 (8.2) | 100.4 (8.1) | 97.4 (7.2) | 94.6 (8.4) |
| Group B | 110.9 (13.8) | 108.7 (12.4) | 105.0 (11.5) | 100.6 (10.2) | 97.3 (9.2) |
| Systolic pressure | |||||
| Group A | 133.6 (11.1) | 136.2 (10.4) | 136.7 (9.6) | 136.8 (8.7) | 138.8 (8.7) |
| Group B | 134.8 (16.4) | 136.3 (11.8) | 137.7 (11.6) | 137.7 (11.7) | 138.2 (10.5) |
| Diastolic pressure | |||||
| Group A | 86.3 (5.5) | 87.3 (5.2) | 88.0 (5.3) | 89.3 (5.3) | 89.3 (5.5) |
| Group B | 84.8 (8.4) | 87.9 (7.0) | 89.0 (6.0) | 88.7 (6.3) | 88.7 (5.6) |
| Peak expiratory flow rate (PEFR) | |||||
| Group A | 118.6 (41.3) | 142.8 (40.2) | 172.4 (43.7) | 204.0 (50.4) | 237.8 (56.3) |
| Group B | 111.6 (43.3) | 133.2 (44.9) | 168.2 (54.6) | 202.4 (51.8) | 236.2 (61.7) |
| p value for PEFR (group A v B) | 0.410 | 0.263 | 0.672 | 0.876 | 0.893 |