Table 2.
Demographic data, according to cause of acute tubular necrosis
| Characteristic | Cause of ATN | ||
| Ischaemic (n = 265) | Mixed (n = 201) | Nephrotoxic (n = 58) | |
| Age (years) | 56.7 ± 18.8 | 58.8 ± 18.3 | 58.9 ± 20.1 |
| Sex | |||
| Male | 188 (71%) | 133 (66%) | 40 (69%) |
| Female | 77 (29%) | 68 (34%) | 18 (31%) |
| Medical | 143 (54%)* | 82 (41%) | 28 (48%) |
| Surgical | 122 (46%) | 119 (59%) | 30 (52%) |
| APACHE II score | 21.0 ± 7.3 | 20.7 ± 7.2 | 20.3 ± 8.4 |
| Co-morbid conditions | |||
| Hypertension | 59 (21%) | 36 (18%) | 21 (36%)† |
| Pulmonary diseases | 17 (6.4%) | 14 (7%) | 3 (5.2%) |
| Liver diseases | 34 (12.8%) | 16 (8%) | 2 (3.4%) |
| Cardiovascular diseases | 44 (16.6%) | 26 (12.9%) | 7 (12.1%) |
| At least one co-morbid condition | 164 (62%)* | 98 (49%) | 38 (65%) |
Data are expressed as mean ± standard deviation or n (%). *P < 0.017, ischaemic versus mixed acute tubular necrosis (ATN); †P < 0.017, mixed versus nephrotoxic ATN.