Table 1.
Population Characteristics
| Variable | Total, N = 427 | TXA IV, n = 208 | TXA IV and Oral, n = 219 | P |
|---|---|---|---|---|
| Age (y) | 34 (28–42) | 36 (29–43.5) | 33 (27–41) | 0.019 |
| Weight (kg) No data, n (%) |
65 (60–71) 4 |
65 (60–72) 1 |
64 (60–70) 3 |
0.187 |
| BMI | 0.069 | |||
| Normal | 239 (56.5) | 106 (51.2) | 133 (61.6) | |
| Overweight | 167 (39.5) | 90 (43.5) | 77 (35.6) | |
| Obese | 17 (4.0) | 11 (5.3) | 6 (2.8) | |
| ASA, n (%)* | 0.151 | |||
| I | 327 (76.6) | 155 (74.5) | 172 (78.5) | |
| II | 91 (21.3) | 51 (24.5) | 40 (18.3) | |
| III | 1 (0.2) | — | 1 (0.5) | |
| No data, n (%) | 8 (1.9) | 2 (1.0) | 6 (2.7) | |
| Caprini score* | 0.193 | |||
| 2 | 20 (4.6) | 5 (2.4) | 15 (6.9) | |
| 3 | 240 (56.2) | 121 (58.2) | 119 (54.3) | |
| 4 | 95 (22.2) | 49 (23.5) | 46 (21.0) | |
| 5 | 4 (0.9) | 1 (0.5) | 3 (1.4) | |
| No data, n (%) | 68 (15.9) | 32 (15.4) | 36 (16.4) | |
| Medications* | 0.749 | |||
| Yes | 2 (0.5) | 207 (99.5) | 216 (98.6) | |
| No | 423 (99.0) | 1 (0.5) | 1 (0.5) | |
| No data, n (%) | 2 (0.5) | — | 2 (0.9) | |
| Surgical procedure* | 0.198 | |||
| Abdominoplasty | 9 (2.1) | 6 (2.9) | 3 (1.4) | |
| Lipoabdominoplasty | 91 (21.3) | 51 (24.5) | 40 (18.2) | |
| Liposuction | 114 (26.7) | 49 (23.6) | 65 (29.7) | |
| Combined surgery, blepharoplasty, breast augmentation, breast lifting | 213 (49.8) | 102 (49.0) | 111 (50.7) | |
| Preoperative parenteral iron* | 0.510 | |||
| Yes | 17 (3.9) | 8 (3.8) | 9 (4.1) | |
| No | 408 (95.6) | 198 (95.2) | 210 (95.9) | |
| No data, n (%) | 2 (0.5) | 2 (1.0) | — | |
| Surgical values | ||||
| Infiltration (mL) | 4000 (3300–5000) | 4000 (3300–4900) | 4000 (3400–5000) | 0.889 |
| No data (n) | 2 | 2 | ||
| Liposuctioned (mL) | 3600 (2800–4700) | 3650 (2700–4600) | 3600 (2950–4800) | 0.621 |
| No data (n) | 5 | 2 | 3 | |
| Time (min) | 225 (180–266) | 223.5 (173–269) | 225 (181–264) | 0.858 |
| No data (n) | 62 | 30 | 32 | |
| 10-min wait | 0.530 | |||
| Yes | 275 (64.4) | 139 (66.8) | 136 (62.1) | |
| No | 76 (17.8) | 33 (15.9) | 43 (19.6) | |
| No data (n) | 76 (17.8) | 36 (17.3) | 40 (18.3) | |
| Pronation (min) | 72 (57.5) | 70 (55–90) | 75 (60–90) | 0.223 |
| No data (n) | 47 | 20 | 27 | |
| Preoperative levels | ||||
| Hemoglobin (mg/dL) | 13.7 (13.0–14.3) | 13.6 (13.0–14.3) | 13.7 (13.0–14.3) | 0.913 |
*
Estimated difference with the Fisher exact test. Quantitative variables are reported as medians and interquartile range.
BMI, body mass index.