Table 1 Comparison of demographic data and preoperative morbidities between groups (all patients)
No-iron group | Iron group | P-value | |
|---|---|---|---|
No. of patients | 198 | 220 | |
Age, years | 70.8 ± 6.8 | 71.8 ± 7.4 | 0.143 |
Sex, Male:Female | 30:168 | 42:178 | 0.301 |
Body mass index, kg/m2 | 27.5 ± 3.6 | 27.7 ± 3.6 | 0.566 |
ASA classification, 1/2/3/4 | 7/178/13/0 | 5/191/24/0 | 0.229 |
Hypertension, n (%) | 127 (64.1%) | 137 (62.3%) | 0.761 |
Diabetes mellitus, n (%) | 41 (20.7%) | 52 (23.6%) | 0.483 |
Heart disease, n (%) | 12 (6.1%) | 15 (6.8%) | 0.843 |
Cerebrovascular disease, n (%) | 9 (4.5%) | 14 (6.4%) | 0.521 |
Nephrotic disease, n (%) | 11 (5.6%) | 11 (5%) | 0.829 |
Preoperative anemia, n (%) | 42 (21.2%) | 50 (22.7%) | 0.724 |