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ASA grades of oesophagectomy patients in the ICU and non-ICU groups
| ASA grade | ICU group (n = 16) | Non-ICU group (n = 82) |
|---|---|---|
| 1 | 2 (12.5%) | 22 (26.8%) |
| 2 | 7 (43.8%) | 31 (37.8%) |
| 3 | 5 (31.3%) | 27 (32.9%) |
| 4 | 1 (6.3%) | 2 (2.4%) |
| 5 | 0 (0.0%) | 0 (0.0%) |
There was no significant statistical difference between the ASA scores of the ICU and non-ICU groups (P = 0.42, Mann Whitney U-test).
