Table 2.
Baseline Characteristics of Patients Experiencing and Not Experiencing an Adverse Event .
| Major Adverse Event |
||||
|---|---|---|---|---|
| No. (%) (N =19,608) | Yes (n=378) | No (n= 19,230) | P value | |
| Age-- no. (%) | <0.001 | |||
| <30 days | 1,226 (6.3) | 67 (17.7) | 1,159 (6.0) | |
| ≥30 days - ≤1 year | 3,751 (19.1) | 98 (25.9) | 3,653 (19.0) | |
| >1year - ≤18 years | 11,482 (58.6) | 159 (42.1) | 11,323 (58.9) | |
| >18 years | 3,149 (16.1) | 54 (14.3) | 3,095 (16.1) | |
| Male Sex-- no. (%) | 10,415 (53.1) | 222 (58.7) | 10,193 (53.0) | 0.03 |
| Race-- no. (%) | 0.99 | |||
| Black | 3,610 (18.4) | 72 (19.0) | 3,538 (18.4) | |
| White | 13,712 (69.9) | 263 (69.6) | 13,449 (69.9) | |
| Other | 1,132 (5.8) | 21 (5.6) | 1,111 (5.8) | |
| Unknown | 1,154 (5.9) | 22 (5.8) | 1,132 (5.9) | |
| Weight-- mean ±s.d.* | 31.1± 29.3 | 25.8 ± 30.1 | 31.2 ± 29.2 | <0.001 |
| Single Ventricle-- no. (%) | 3,775 (19.3) | 102 (27.0) | 3,673 (19.1) | <0.001 |
| Genetic/Congenital Condtion-- no. (%)† | 2,133 (10.9) | 43 (11.4) | 2,090 (10.9) | 0.74 |
| Chronic Lung Disease-- no. (%)‡ | 1,233 (6.3) | 28 (7.4) | 1,205 (6.3) | 0.36 |
| Renal Insufficiency-- no. (%)§ | 548 (2.8) | 26 (6.9) | 522 (2.7) | <0.001 |
| Procedure-Type Risk Group-- no. (%) | <0.001 | |||
| Risk Group 1 | 8,332 (42.5) | 84 (22.2) | 8,248 (42.9) | |
| Risk Group 2 | 6,350 (32.4) | 132 (34.9) | 6,218 (32.3) | |
| Risk Group 3 | 3,628 (18.5) | 110 (29.1) | 3,518 (18.3) | |
| Risk Group 4 | 1,298 (6.6) | 52 (13.8) | 1,246 (6.5) | |
| Procedure Status-- no. (%)∥ | <0.001 | |||
| Elective | 16,677 (85.4) | 232 (61.7) | 16,445 (85.9) | |
| Urgent | 2,363 (12.1) | 84 (22.3) | 2,279 (11.9) | |
| Emergent | 451 (2.3) | 46 (12.2) | 405 (2.1) | |
| Salvage | 40 (0.2) | 14 (3.7) | 26 (0.1) | |
| Inotrope Use Before Case—no. (%)# | 927 (4.7) | 80 (21.3) | 847 (4.4) | <0.001 |
Abbreviations: no., number; s.d, standard deviation
*
102 patients (0 with an adverse event) with missing information for weight
†
59 patients (2 with and 57 without adverse events) with missing information for genetic/congenital condition
‡
29 patients (1 with and 28 without adverse events) with missing information on chronic lung disease
§
15 patients (0 with an adverse event) with missing information on renal insufficiency
∥
77 patients (2 with and 75 without adverse events) with missing information on procedure status
#
86 patients (3 with and 83 without adverse events) with missing information on inotropic use