Table 2.
Baseline and surgical characteristics of the patients in the two study groups
| Restricted fluid (n = 89) | Standard fluid (n = 96) | P value | |
| Age (yr) | 64.7 ± 16.8 | 65.4 ± 17.6 | 0.78 |
| Male/Female | 50/39 | 56/40 | 0.77 |
| Body mass index | 21.9 ± 4.2 | 22.3 ± 3.8 | 0.50 |
| ASA grade | 0.98 | ||
| I | 29 | 30 | |
| II | 37 | 41 | |
| III | 23 | 25 | |
| Dukes stage | 0.61 | ||
| A | 9 | 8 | |
| B | 54 | 65 | |
| C | 26 | 23 | |
| Comorbidity | 0.78 | ||
| Cardiovascular diseases | 46 | 43 | |
| Pulmonary diseases | 11 | 14 | |
| Other diseases | 16 | 15 | |
| Smokers | 21 | 19 | 0.53 |
| Site of surgery | 0.81 | ||
| Colon | 59 | 62 | |
| Rectum | 30 | 34 | |
| Type of surgery | 0.38 | ||
| Laparoscopic | 27 | 35 | |
| Open | 62 | 61 | |
| Stoma | 12 | 15 | 0.68 |
| Blood loss (mL) | 120 ± 46 | 133 ± 62 | 0.11 |
| Length of operation (min) | 146 ± 52 | 154 ± 48 | 0.28 |
ASA: American Society of Anesthesiologists.