Table 2 Patient demographics, comorbidities, and surgery details by preoperative LEFS quartile
Variable | LEFS quartile 1 (≤ 27) n = 350 | LEFS quartile 2 (28 to 35) n = 321 | LEFS quartile 3 (36 to 44) n = 354 | LEFS quartile 4 (> 44) n = 364 | P-Value |
|---|---|---|---|---|---|
Preoperative LEFS – avg. ± SD | 20.0 ± 5.6 | 31.4 ± 2.3 | 39.6 ± 2.5 | 53.1 ± 7.1 | < 0.001 |
Demographics | |||||
Age – avg. yrs. ± SD | 67.5 ± 10.2 | 67.0 ± 9.1 | 66.4 ± 9.2 | 67.5 ± 9.0 | 0.349 |
BMI- avg. kg/m2 ± SD | 31.5 ± 5.9 | 30.8 ± 5.3 | 30.3 ± 5.5 | 29.3 ± 5.0 | < 0.001 |
Female – n (%) | 233 (66.6) | 204 (63.6) | 205 (57.9) | 173 (47.5) | < 0.001 |
White Race – n (%) | 274 (78.3) | 270 (84.1) | 305 (86.2) | 302 (83.0) | 0.042 |
Comorbidities – n (%) | |||||
Diabetes Mellitus | 78 (22.3) | 62 (19.3) | 50 (14.1) | 49 (13.5) | 0.004 |
Sleep Apnea | 73 (20.9) | 53 (16.5) | 62 (17.5) | 49 (13.5) | 0.071 |
COPD | 16 (4.6) | 17 (5.3) | 17 (4.8) | 8 (2.2) | 0.168 |
Asthma | 41 (11.7) | 33 (10.3) | 41 (11.6) | 39 (10.7) | 0.921 |
Liver Disease | 6 (1.7) | 5 (1.6) | 4 (1.1) | 2 (0.5) | 0.496 |
AFIB | 36 (10.3) | 26 (8.1) | 21 (5.9) | 21 (5.8) | 0.075 |
CHF | 12 (3.4) | 8 (2.5) | 5 (1.4) | 6 (1.6) | 0.256 |
CAD | 39 (11.1) | 35 (10.9) | 41 (11.6) | 38 (10.4) | 0.969 |
ESRD or CKD | 29 (8.3) | 20 (6.2) | 24 (6.8) | 18 (4.9) | 0.342 |
GERD | 119 (34.0) | 112 (34.9) | 123 (34.7) | 94 (25.8) | 0.024 |
Anxiety or Depression | 97 (27.7) | 75 (23.4) | 89 (25.1) | 56 (15.4) | 0.001 |
Primary HTN | 205 (58.6) | 187 (58.3) | 193 (54.5) | 200 (54.9) | 0.586 |
Surgery Information – n (%) | |||||
ASA ≥ 3 | 188 (53.7) | 126 (39.3) | 121 (34.2) | 106 (29.1) | < 0.001 |
Spinal Anesthesia | 192 (54.9) | 204 (63.6) | 238 (67.2) | 246 (67.6) | 0.001 |
THA | 197 (56.3) | 130 (40.5) | 122 (34.5) | 134 (36.8) | < 0.001 |