Table 2.
Adjusted baseline characteristics of patients undergoing gastrectomy, stratified by FJT use.
| Variable | No FJT, n = 704 | FJT, n = 704 | Standardized differences, % |
|---|---|---|---|
| Age in years, median (IQR) | 68.5 (57–76) | 69 (57–77) | 1 |
| Female sex | 267 (37.9) | 268 (38.1) | 0 |
| ASA class ≥3 | 499 (70.9) | 494 (70.2) | 2 |
| BMI (kg/m2), median (IQR) | 25.5 (22.4–29.3) | 25.2 (22.5–29.2) | 2 |
| Preoperative sepsis | 7 | ||
| None | 692 (98.3) | 695 (98.7) | |
| SIRS | 8 (1.1) | 8 (1.1) | |
| Sepsis | 4 (0.6) | 1 (0.1) | |
| Septic shock | 0 (0) | 0 (0) | |
| Dyspnea | 83 (11.8) | 73 (10.4) | 5 |
| Nonindependent functional status | 34 (4.8) | 31 (4.4) | 2 |
| DNR status | 0 (0) | 0 (0) | 0 |
| Tobacco use | 117 (16.6) | 121 (17.2) | 2 |
| Alcohol use | 20 (3.1) | 21 (3.2) | 1 |
| Diabetes | 142 (20.2) | 142 (20.2) | 0 |
| COPD | 45 (6.4) | 39 (5.5) | 4 |
| CAD | 94 (14.5) | 103 (15.7) | 3 |
| Dialysis dependence | 3 (0.4) | 1 (0.1) | 5 |
| Bleeding disorder | 28 (4) | 26 (3.7) | 2 |
| Recent steroid use | 12 (1.7) | 13 (1.8) | 1 |
| Recent weight loss | 146 (20.7) | 148 (21) | 1 |
| Preoperative chemotherapy | 42 (6.5) | 52 (7.9) | 6 |
| Preoperative radiation therapy | 20 (3.1) | 28 (4.3) | 6 |
| Preoperative serum albumin | 7 | ||
| Abnormal (≤3.5 g/dL) | 165 (23.4) | 151 (21.4) | |
| Missing | 136 (19.3) | 133 (18.9) | |
| Normal | 403 (57.2) | 420 (59.7) | |
| Contaminated/dirty case | 32 (4.5) | 26 (3.7) | 4 |
| Extent of resection | 0 | ||
| Partial gastrectomy | 237 (33.7) | 238 (33.8) | |
| Total gastrectomy | 467 (66.3) | 466 (66.2) | |
| Concomitant resection of adjacent organ | 273 (38.8) | 282 (40.1) | 3 |
ASA = American Society of Anesthesiologists; BMI = body mass index; CAD = coronary artery disease; COPD = chronic obstructive pulmonary disease; DNR = do not resuscitate; IQR = interquartile range; SIRS = systemic inflammatory response syndrome.
Data are represented as counts (percentages) unless otherwise stated. Standardized differences <20% represent negligible differences between groups for a particular covariate.