Comparison of weekday and weekend exacerbations of COPD
| Non-weekend | Weekend | Total | |
|---|---|---|---|
| Number of patient exacerbations | 673 | 279 | 952 |
| Mean age (years) | 70.4 | 70.9 | 70.6 |
| Home situation | |||
| Lives alone (%) | 33.9 | 37.3 | 34.9 |
| Housebound (%) | 52.0 | 64.93-165 | 55.6 |
| Receiving long term oxygen therapy (%) | 9.9 | 9.0 | 9.6 |
| Indicators of severity of current exacerbation (%) | |||
| Poor general condition | 31.5 | 26.3 | 30.0 |
| Rapid onset | 12.4 | 13.7 | 12.8 |
| Severe breathlessness | 41.7 | 45.7 | 42.9 |
| Cyanosis | 31.3 | 32.4 | 31.6 |
| Recent worsening of peripheral oedema | 24.3 | 32.93-160 | 26.7 |
| Pao 2 on air <7 kPa | 22.7 | 20.2 | 22.0 |
| Indicators for obligatory admission (%) | |||
| Acute changes on radiograph | 39.2 | 41.6 | 39.8 |
| Arterial pH <7.35 | 14.9 | 18.8 | 16.0 |
| Acute confusion | 7.4 | 9.0 | 7.8 |
| Impaired consciousness | 0.3 | 2.8 | 1.0 |