Table 1 Baseline demographics and admitting diagnostic category by group
Characteristic | Metabolic acidosis: predominant anion | No metabolic acidosis | ||
|---|---|---|---|---|
| Â | Lactate | SIG | Chloride | Â |
n | 239 | 204 | 105 | 303 |
Age (years) | 55.3 | 60.2 | 60.8 | 56.4 |
Male sex | 141 (59) | 106 (52) | 54 (51) | 169 (56) |
Admitting diagnostic group | Â | Â | Â | Â |
   Hepatic | 73 (31) | 31 (15) | 13 (12) | 49 (16) |
   Infectious | 36 (15) | 43 (21) | 18 (17) | 51 (17) |
   Cardiac | 30 (13) | 21 (10) | 10 (10) | 33 (11) |
   General surgery | 18 (8) | 10 (5) | 9 (9) | 43 (14) |
   Respiratory | 14 (6) | 25 (12) | 8 (8) | 26 (9) |
   Other medical | 23 (10) | 28 (14) | 11 (10) | 29 (10) |
   Trauma | 10 (4) | 7 (3) | 17 (16) | 21 (7) |
   Oncology | 11 (5) | 16 (8) | 8 (8) | 18 (6) |
   Neurological | 10 (4) | 9 (4) | 5 (5) | 11 (4) |
   Vascular surgery | 8 (3) | 3 (1) | 2 (2) | 15 (5) |
   Other surgical | 6 (3) | 11 (5) | 4 (4) | 4 (1) |
   Unknown | 0 | 0 | 0 | 3 (1) |