Table 1 Cardio-respiratory variables of 64 infants with bronchiolitis in the two-hour periods preceding and following NIV-NAVA initiation
From: Proceedings of Réanimation 2020, the French Intensive Care Society International Congress
Variables | n | 2 h before NIV-NAVA | 2 h after NIV-NAVA | P |
|---|---|---|---|---|
mWCAS | ||||
All patients | 47 | 3.0 (2.75–3.5) | 2.5 (2.0–3.0) | < 0.001 |
When baseline Edi < 20 | 20 | 3.0 (2.5–3.25) | 2.5 (2.0–2.5) | < 0.01 |
When baseline Edi > 20 | 21 | 3.5 (2.5–3.6) | 2.5 (2.0–3.0) | < 0.01 |
Inspiratory Edi, μV | ||||
All patients | 57 | 21.4 (9.9–45.9) | 20.1 (16.6–32.3) | < 0.05 |
When baseline Edi < 20 | 27 | 9.8 (5.1–14.8) | 11.6 (6.8–19.2) | 0.18 |
When baseline Edi > 20 | 30 | 43.7 (32.1–54.6) | 29.1 (19.8–36.8) | < 0.01 |
Vital signs | ||||
Heart rate | 62 | 149 (141–160) | 144 (133–157) | < 0.001 |
Respiratory rate | 62 | 43 (35–48) | 41 (33–46) | 0.05 |
Oxygenation | ||||
FiO2, % | 59 | 35 (25–40) | 30 (28–45) | 0.22 |
SpO2, % | 62 | 98 (96–100) | 98 (97–99) | 0.15 |
SpO2/FiO2 index | 59 | 2.8 (2.0–3.8) | 3.2 (2.2–3.5) | 0.06 |
Capillary blood gas | ||||
pH | 24 | 7.27 (7.24–7.30) | 7.32 (7.29–7.34) | < 0.001 |
CO2 | 24 | 63 (53–69) | 57 (47–64) | 0.002 |
HCO3 | 24 | 28 (24–31) | 28 (26–30) | 0.59 |
FLACC Score | 18 | 1.5 (0.0–3.0) | 0 (0.0–2.0) | 0.61 |