Table 2.
Prevalence of Low nNO by Various CHD Physiologic Variables
| Variables | Total | Low nNO | % Low nNO | P Value | OR | 95% CI |
|---|---|---|---|---|---|---|
| N=471a | ||||||
| Single‐ventricle CHD | 106 | 45 | 42 | 0.003 | 1.95 | 1.21–3.13 |
| Biventricular CHD | 365 | 100 | 27 | … | … | … |
| Systemic RV | 112 | 52 | 46 | <0.001 | 2.48 | 1.56–3.94 |
| Systemic LV | 359 | 93 | 26 | … | … | … |
| Ventricular dysfunction | 0.135 | |||||
| None | 320 | 93 | 29 | … | … | |
| Low‐normal | 61 | 19 | 31 | … | … | |
| Mild | 52 | 19 | 37 | … | … | |
| Moderate | 22 | 11 | 50 | … | … | |
| Severe | 3 | 2 | 67 | … | … | |
| Spo 2 <90% | 77 | 32 | 42 | 0.069 | … | … |
| Spo 2 ≥90% | 338 | 104 | 31 | … | … | |
| Heterotaxy | 42 | 14 | 33 | 0.708 | … | … |
| Nonheterotaxy | 429 | 131 | 31 | … | … | |
| N=483 | ||||||
| Transplanted | 16 | 11 | 69 | 0.001 | 5.09 | 1.59–18.96 |
| Not transplanted | 467 | 141 | 30 | … | … | |
CHD indicates congenital heart disease; CI, confidence interval; LV, left ventricle; nNO, nasal NO; OR, odds ratio; RV, right ventricle; and Spo 2, oxygen saturation.
a
Bonferroni adjustment for 5 CHD characteristics (0.05/5=0.01).