Table 2.
Characteristics of Subjects Undergoing Unplanned Revision Surgerya
| Variable | Unplanned Revision Surgery | No Revision Surgery | P Value |
| n (% of entire cohort) | 262 (6.5) | 3,797 (93.5) | NA |
| Age (yrs) | 3.9 ± 1.0 | 3.9 ± 1.1 | 0.30 |
| Sex | |||
| Male | 197 (75.2) | 2,814 (74.1) | 0.86 |
| Female | 63 (24.0) | 943 (24.8) | |
| Unknown | 2 (0.8) | 40 (1.1) | |
| Race/ethnicity | |||
| White | 181 (69.1) | 2,548 (67.1) | 1.00 |
| Black | 44 (16.8) | 638 (16.8) | |
| Asian | 6 (2.3) | 77 (2.0) | |
| Native American | 1 (0.4) | 24 (0.6) | |
| Pacific Islander | 0 (0.0) | 9 (0.2) | |
| Other | 27 (10.3) | 378 (10) | |
| Unknown | 3 (1.1) | 123 (3.2) | |
| Insurance | |||
| Government | 146 (55.7) | 1,958 (51.6) | 0.31 |
| Private | 96 (36.6) | 1,573 (41.4) | |
| Other | 20 (7.6) | 266 (7.0) | |
| Index procedure | |||
| Spica cast | 227 (86.6) | 2,651 (69.8) | <0.001 |
| ESIN | 35 (13.4) | 1,146 (30.2) | |
| Median hospitalization (d) (interquartile range) | 1 (1) | 1 (1) | 0.30 |
NA = not applicable
a
Does not include patients that underwent implant removal after ESIN.
Values reported as n (%) or mean ± SD unless otherwise noted.