Table 2.
Demographic and system organ class of patients in a study testing the safety and efficacy of oral rehydration therapy until 2 h before surgery
| ORS group | Fasting group | P | |
|---|---|---|---|
| Sex, men/women | 36/99 | 39/100 | NSa |
| Age, mean (SD) (years) | 47.9 (13.5) | 48.6 (14.9) | NSb |
| Body mass index, mean (SD) (kg m−2) | 22.5 (3.1) | 23.1 (4.0) | 0.14b |
| ASA physical status (n) | NSa | ||
| I | 88 | 91 | |
| II | 47 | 48 | |
| System organ class (n) | NSa | ||
| Neoplasms benign, malignant, and unspecified | 90 | 91 | |
| Infections and infestations | 14 | 11 | |
| Musculoskeletal and connective tissue disorders | 10 | 13 | |
| Reproductive system and breast disorders | 6 | 4 | |
| Injury, poisoning, and procedural complications | 4 | 8 | |
| Surgical and medical procedures | 3 | 5 | |
| Respiratory, thoracic, and mediastinal disorders | 2 | 4 | |
| Endocrine disorders | 2 | 2 | |
| Gastrointestinal disorders | 2 | 0 | |
| Nervous system disorders | 1 | 1 | |
| Skin and subcutaneous tissue disorders | 1 | 0 | |
| Duration of surgery, mean (SD) (min) | 155.3 (113.0) | 152.5 (99.9) | NSb |
| Duration of anesthesia, mean (SD) (min) | 213.7 (120.2) | 212.1 (105.2) | NSb |
| Intraoperative blood loss, mean (SD) (ml) | 366.8 (751.0) | 295.8 (379.3) | NSb |
ASA American Society of Anesthesiologists, ORS oral rehydration solution
aChi-square test, α = 0.15
bUnpaired t test, α = 0.15