Table 1.
Comparison of patient demographic and preoperative factors.
| Patient factor | Time period |
P-value | ||
|---|---|---|---|---|
| Pre-COVID (n = 71) | Peak-COVID (n = 43) | Post-COVID (n = 207) | ||
| Age in y (median, IQR) | 37 (29-47) | 33 (26-44) | 38 (29-50) | 0.37 |
| Sex (%) | ||||
| Male | 43 (60.6%) | 21 (51.2%) | 101 (48.8%) | 0.23 |
| Female | 28 (39.4%) | 21 (48.8%) | 106 (51.2%) | |
| Race (%) | ||||
| Caucasian | 31 (43.7%) | 14 (32.6%) | 79 (38.2%) | 0.2 |
| African-American | 7 (9.9%) | 4 (9.3%) | 27 (13%) | |
| Asian | 9 (12.7%) | 13 (2%) | 36 (17.4%) | |
| Other | 0 (0%) | 0 (0%) | 0 (0%) | |
| Unknown | 24 (33.8%) | 12 (27.9%) | 65 (31.4%) | |
| Ethnicity (%) | ||||
| Non-Hispanic | 42 (59.2%) | 22 (51.2%) | 107 (51.7%) | 0.31 |
| Hispanic | 16 (22.5%) | 10 (23.3%) | 66 (31.9%) | |
| Unknown | 11 (15.5%) | 11 (25.6%) | 33 (15.9%) | |
| ASA class (%) | ||||
| I | 31 (43.7%) | 19 (44.2%) | 55 (26.6%) | 0.0015 |
| II | 33 (46.5%) | 18 (41.9%) | 119 (57.5%) | |
| III | 2 (2.8%) | 1 (2.3%) | 25 (12%) | |
| IV | 1 (1.4%) | 0 (0%) | 0 (0%) | |
| V | 0 (0%) | 0 (0%) | 0 (0%) | |
| BMI (median, IQR) | 25.4 (22.2-28.7) | 25.8 (22.5-28.7) | 26.3 (23.0-30.0) | 0.16 |
ASA = American Society of Anesthesiologists; BMI = body mass index; IQR = Interquartile range; SD = standard deviation.