Table 3.
Binary logistic regression analysis
| Factor | Hypotension group (n = 164) | Normotensive group (n = 148) | x2 | P |
|---|---|---|---|---|
| Age | 2.673 | 0.102 | ||
| <35 years | 114 (69.5%) | 115 (77.7%) | ||
| ≥35 years | 50 (30.5%) | 33 (22.3%) | ||
| BMI | 0.031 | 0.860 | ||
| ≥20 | 129 (78.7%) | 123 (83.1%) | ||
| <20 | 35 (21.3%) | 25 (16.9%) | ||
| Fasting time | 0.028 | 0.867 | ||
| <16 h | 132 (80.5%) | 118 (79.7%) | ||
| ≥16 h | 32 (19.5%) | 30 (20.3%) | ||
| Preoperative infusion volume | 2.380 | 0.123 | ||
| <400 | 93 (56.7%) | 71 (48.0%) | ||
| ≥400 | 71 (43.3%) | 77 (52.0%) | ||
| Diabetes | 0.087 | 0.985 | ||
| Had | 32 (19.5%) | 12 (8.1%) | ||
| No | 132 (80.5%) | 136 (91.9%) | ||
| Hypertension | 0.347 | 0.556 | ||
| Had | 14 (8.5%) | 10 (6.8%) | ||
| No | 150 (91.5%) | 138 (93.2%) | ||
| Coronary heart disease | 1.011 | 0.315 | ||
| Had | 32 (19.5%) | 30 (20.2%) | ||
| No | 132 (80.5%) | 114 (79.8%) | ||
| Anemia | 0.798 | 0.373 | ||
| Had | 78 (47.6%) | 62 (41.9%) | ||
| No | 86 (52.4%) | 86 (58.1%) | ||
| Hypoproteinemia | 4.097 | 0.043 | ||
| Had | 83 (50.6%) | 58 (39.2%) | ||
| No | 81 (49.4%) | 90 (60.8%) | ||
| Electrolyte disturbance | 0.195 | 0.659 | ||
| Had | 85 (51.8%) | 73 (49.3%) | ||
| No | 79 (48.2%) | 75 (50.7%) | ||
| Basal HR | 113.57 | 0.000 | ||
| ≥95 | 122 (74.4%) | 21 (14.2%) | ||
| <95 | 42 (25.6%) | 127 (85.8%) | ||
| Basal SBP | 0.251 | 0.617 | ||
| ≥125 | 80 (48.8%) | 68 (45.9%) | ||
| <125 | 84 (51.2%) | 80 (54.1%) | ||
| Basal PVI | 23.043 | 0.000 | ||
| ≥19 | 100 (61.0%) | 50 (33.8%) | ||
| <19 | 64 (39.0%) | 98 (66.2%) | ||
| Basal DBP | 0.275 | 0.600 | ||
| ≥70 | 78 (47.6%) | 66 (44.6%) | ||
| <70 | 86 (52.4%) | 82 (55.4%) | ||
| Basal MAP | 0.020 | 0.888 | ||
| ≥80 | 94 (57.3%) | 86 (58.1%) | ||
| <80 | 70 (43.7%) | 62 (41.9%) |
Note: HR, heart rate; SBP, systolic blood pressure; PVI, pulse perfusion variability index; DBP, diastolic blood pressure; MAP, mean artery pressure.