Decision taken by clinicians in response to alarm per centre
| Centre | Alarm/h per patient (95% CI) | Treatment guideline intervention | No action, n (%) | Other, n (%) | Alarm-prompted reposition, n (%) | |
|---|---|---|---|---|---|---|
| Total n (%) | FiO2 adjustment n (%)* | |||||
| 1 | 0.32 (0.07 to 0.55) | 38 (24) | 35 (92) | 100 (63) | 16 (10) | 5 (3) |
| 2 | 0.39 (0.22 to 0.56) | 78 (22) | 65 (83) | 196 (56) | 66 (19) | 13 (4) |
| 3 | 0.09 (0.06 to 0.11) | 30 (26) | 9 (30) | 33 (29) | 26 (23) | 26 (23) |
| 4 | 0.16 (0.06 to 0.27) | 31 (42) | 27 (87) | 38 (52) | 4 (5) | 0 (0) |
| 5 | 0.19 (0.12 to 0.28) | 40 (22) | 15 (37) | 115 (65) | 20 (11) | 3 (2) |
| 6 | 0.33 (0.02 to 0.58) | 18 (19) | 16 (89) | 57 (61) | 16 (17) | 2 (2) |
| 7 | 0.24 (0.01 to 0.46) | 37 (37) | 32 (86) | 49 (49) | 9 (9) | 4 (4) |
| 8 | 0.32 (0.12 to 0.90) | 4 (11) | 2 (50) | 27 (73) | 2 (5) | 4 (11) |
| Total | 0.23 (0.18 to 0.29) | 276 (25) | 201 (73) | 615 (56) | 159 (14) | 57 (5) |
*FiO2 adjustment expressed as percentage within the treatment guideline interventions.