Table 2.
ASA class by registry. Values are count (%)
| Factor | Australia | Finland | Permanente | Kaiser Netherlands | New Zealand | Norway | Sweden | Total |
|---|---|---|---|---|---|---|---|---|
| ASA class I | 11,092 (10) | 2,773 (13) | 1,390 (3.3) | 23,750 (20) | 5,972 (16) | 4,586 (16) | 15,116 (23) | 64,679 (15) |
| ASA class II | 57,616 (55) | 10,515 (48) | 26,634 (62) | 77,245 (66) | 23,039 (61) | 19,319 (65) | 38,483 (60) | 252,851 (60) |
| ASA class III | 33,969 (33) | 8,076 (37) | 14,212 (33) | 16,586 (14) | 8,718 (23) | 5,600 (19) | 10,793 (17) | 97,954 (23) |
| ASA class IV | 1,676 (1.6) | 339 (1.6) | 499 (1.2) | 286 (0.2) | 238 (0.6) | 111 (0.4) | 283 (0.4) | 3,432 (0.8) |
| Any ASA class | 104,353 | 21,703 | 42,735 | 117,867 | 37,967 | 29,616 | 64,675 | 418,916 |
| Missing | 10,028 | 712 | 1,036 | 624 | 495 | 223 | 1,040 | 14,158 |
| Total | 114,381 | 22,415 | 43,771 | 118,491 | 38,462 | 29,839 | 65,715 | 433,074 |