Table 1.
Characteristics of the sample, 2016 (N=10,895)
| Unimputed | Imputed | % missing | |
|---|---|---|---|
| % or mean (SD) | |||
| SOCIODEMOGRAPHIC | |||
| Age | 12.5 (0.04) | .. | 0 |
| Female | 49.3 | .. | 0 |
| Race/ethnicity | 0 | ||
| White | 80.5 | .. | |
| Hispanic any race | 8.0 | .. | |
| Other | 11.5 | .. | |
| Household size | 4.3 (0.01) | 4.3 (0.01) | 13.8 |
| Health insurance | 3.4 | ||
| Private only | 47.2 | 47.7 | |
| Public only | 42.7 | 42.0 | |
| Both private and public | 9.2 | 9.3 | |
| Other/none | 0.9 | 1.0 | |
| Household income, $10K increments | 6.3 (0.04) | 6.4 (0.04) | 46.9 |
| Parental education | 16.3 | ||
| Less than high school | 5.1 | 4.7 | |
| High school | 26.1 | 25.7 | |
| Some college | 18.3 | 18.2 | |
| College | 50.5 | 51.4 | |
| Smoke exposure | 27.3 | 27.6 | 7.8 |
| CLINICAL | |||
| Lung function | 0 | ||
| Median ppFEV1 | 88.6 (0.19) | .. | |
| Peak ppFEV1 | 95.4 (0.19) | .. | |
| Nadir ppFEV1 | 80.2 (0.22) | .. | |
| BMI, percentile | 52.7 (0.26) | 52.7 (0.28) | 0.4 |
| Genotype | 0.6 | ||
| F508del homozygous | 47.0 | 47.1 | |
| F508del heterozygous | 38.8 | 38.8 | |
| Other | 14.2 | 14.1 | |
| Newborn screening | 29.0 | .. | 0 |
| P. aeruginosa | 27.7 | 27.7 | 3.4 |
| Mucoid | 4.7 | 4.7 | |
| B. cepacia | 2.0 | .. | 0 |
| Hospitalizations, 12 months | 0 | ||
| None | 63.8 | .. | |
| One | 19.9 | .. | |
| Two or more | 16.3 | .. | |
| Exacerbations, 12 months | 0 | ||
| None | 68.8 | .. | |
| One | 17.7 | .. | |
| Two or more | 13.5 | .. | |
| CFTR modulator use | 0 | ||
| None | 71.2 | .. | |
| Ivacaftor | 6.1 | .. | |
| Lumacaftor/Ivacaftor | 22.7 | .. | |