Hospitalisation for confusion (18) | |||||||
Number of hypnotics | Number of Confusion | Person-Years | Adjusted rate per 10Â years (95% CI) | Incidence rate ratio (95%) | Adjusted rate difference per 10Â years | Adjusted rate difference per month | Total hospitalisations for confusion avoided |
0 | 156 | 21,491 | 0.049 (0.032–0.074) | 1.00 (1.00–1.00) | – | – | – |
1 | 118 | 16,773 | 0.052 (0.034–0.081) | 1.07 (0.84–1.36) | 0.0035 | 0.000029 | 1 |
2 | 76 | 5078 | 0.12 (0.074–0.18) | 2.39 (1.79–3.19) | 0.064 | 0.00054 | 11 |
3 | 24 | 1503 | 0.14 (0.078–0.24) | 2.79 (1.78–4.38) | 0.020 | 0.00016 | 4 |
4 | 10 | 454 | 0.21 (0.10–0.43) | 4.26 (2.20–8.25) | 0.072 | 0.00060 | 12 |
> = 5 | 17 | 200 | 0.94 (0.51–1.73) | 19.35 (11.10–33.72) | 0.733 | 0.0061 | 128 |
Hospitalisation for falls (15) | |||||||
Number of hypnotics | Number of Falls | Person-Years | Adjusted rate per 10Â years (95% CI) | Incidence rate ratio (95%) | Adjusted rate difference per 10Â years | Adjusted rate difference per month | Total hospitalisations for falls avoided |
0 | 518 | 20,448 | 0.17 (0.13–0.23) | 1.00 (1.00–1.00) | – | – | – |
1 | 527 | 16,945 | 0.21 (0.16–0.28) | 1.22 (1.08–1.38) | 0.038 | 0.00031 | 7 |
2 | 246 | 5231 | 0.29 (0.22–0.40) | 1.70 (1.45–1.99) | 0.084 | 0.00070 | 15 |
3 to 4 | 108 | 1946 | 0.34 (0.24–0.48) | 1.96 (1.58–2.43) | 0.045 | 0.00037 | 8 |
> = 5 | 16 | 189 | 0.55 (0.31–0.96) | 3.15 (1.90–5.23) | 0.21 | 0.0017 | 36 |