Table 1. Associations of New Domain Morbidity With Demographic and Baseline Characteristics.
| Characteristic | Patients, No. (%)a | P valueb | ||
|---|---|---|---|---|
| Overall (N = 427) | No new domain morbidity (n = 353) | New domain morbidity (n = 74) | ||
| Age group, y | ||||
| <1 | 64 (15.0) | 53 (15.0) | 11 (14.9) | .77 |
| 1-4 | 102 (23.9) | 81 (22.9) | 21 (28.4) | |
| 5-9 | 111 (26.0) | 94 (26.6) | 17 (23.0) | |
| 10-14 | 150 (35.1) | 125 (35.4) | 25 (33.8) | |
| Sex | ||||
| Male | 271 (63.5) | 227 (64.3) | 44 (59.5) | .43 |
| Female | 156 (36.5) | 126 (35.7) | 30 (40.5) | |
| Race | ||||
| White | 277 (64.9) | 235 (66.6) | 42 (56.8) | .13 |
| Black | 95 (22.2) | 72 (20.4) | 23 (31.1) | |
| Otherc | 54 (12.6) | 45 (12.7) | 9 (12.2) | |
| Missingd | 1 (0.2) | 1 (0.3) | 0 | |
| Ethnicity | ||||
| Hispanic or Latino | 49 (11.5) | 40 (11.3) | 9 (12.2) | .81 |
| Not Hispanic or Latino | 376 (88.1) | 312 (88.4) | 64 (86.5) | |
| Missingd | 2 (0.5) | 1 (0.3) | 1 (1.4) | |
| Insurance | ||||
| Private or commercial | 188 (44.0) | 155 (43.9) | 33 (44.6) | .95 |
| Medicaid or Medicare | 198 (46.4) | 162 (45.9) | 36 (48.6) | |
| Self-pay or no insurance | 12 (2.8) | 10 (2.8) | 2 (2.7) | |
| >1 Type | 11 (2.6) | 10 (2.8) | 1 (1.4) | |
| Other | 14 (3.3) | 12 (3.4) | 2 (2.7) | |
| Missingd | 4 (0.9) | 4 (1.1) | 0 | |
| FSS at baseline by categorye | ||||
| 6 or 7 | 414 (97.0) | 342 (96.9) | 72 (97.3) | .85 |
| >7 | 13 (3.0) | 11 (3.1) | 2 (2.7) | |
| Underlying medical conditions | ||||
| None | 361 (84.5) | 297 (84.1) | 64 (86.5) | |
| Asthma | 13 (3.0) | 10 (2.8) | 3 (4.1) | .85 |
| Cardiovascular diseasef | 3 (0.7) | 3 (0.8) | 0 | |
| Neurologic diseaseg | 6 (1.4) | 5 (1.4) | 1 (1.4) | |
| Otherh | 44 (10.3) | 38 (10.8) | 6 (8.1) | |
Abbreviation: FSS, Functional Status Scale.
a
Percentages may not add to 100% because of rounding.
b
Determined using the χ2 test or Wilcoxon rank sum test.
c
Included American Indian or Alaska Native, Asian, Native Hawaiian or Other Pacific Islander, more than 1 race, and other.
d
Not included in the χ2 or Wilcoxon tests.
e
An overall FSS score of 6 or 7 indicated normal function and more than 7 indicated abnormal function.
f
Arrhythmias or congenital cardiovascular disease.
g
Seizure disorders and other neurologic disease.
h
Other underlying medical conditions are given in eTable 1 in the Supplement.