Table 4 Outcomes of neonates (≤28 days of life): results of the mixed effect regression models.

From: Severity of respiratory syncytial virus through the COVID-19 pandemic among infants aged ≤2 months: a secondary analysis of the IRIDE cohort study

Characteristics

Period

Odds ratio/ mean difference

IC 95%

p

Oxygen supplementation

2021–2022

1.125

0.320–3.958

0.854

2022–2023

1.121

0.292–4.306

0.867

Length of oxygen supplementation

2021–2022

1.898

0.676–3.120

0.002

2022–2023

2.001

0.697–3.305

0.003

Non invasive ventilation

2021–2022

1.684

0.626–4.531

0.302

2022–2023

2.193

0.760–6.331

0.147

Invasive ventilation

2021–2022

0.207

0.017–2.458

0.212

2022–2023

1.979

0.360–10.89

0.433

Length of hospital stay

2021–2022

−0.185

−1.481 to 1.111

0.778

2022–2023

−0.126

−1.512 to 1.259

0.858

Admission to the intensive care unit

2021–2022

0.752

0.277–2.040

0.575

2022–2023

0.711

0.243–2.086

0.535

Length of stay in the intensive care unit

2021–2022

−0.221

−1.459 to 1.016

0.725

2022–2023

–0.304

–1.632 to 1.025

0.653

  1. Study periods (reference 2018–19) were the predictive variables.
  2. Significant p-values highlighted in bold.