Table 1 Results of the analyzed studies
Author, year [ref] | Study population and evaluations | Years reported | Results |
|---|---|---|---|
1 | Capizzi, 2017 [31] | Infant hospitalizations for RSV (overall and preterm 29–36 wGA and 33–36 wGA) aged < 12 months | 2014–2015, 2015–2016 and 2016–2017 | 2014–2015 and 2015–2016 Total of 137 and 109 hospitalizations 29–36 wGA = 6.6 and 7.3% RSV 33–36 wGA = 5.1 and 6.4% RSV 2016–2017 Total of 120 hospitalizations 29–36 wGA = 9.2% RSV 33–36 wGA = 8.3% RSV |
2 | Picone, 2018 [33] | Preterm infant hospitalizations for bronchiolitis (30–32 wGA) aged < 12 months | 2015–2016, 2016–2017 and 2017–2018 | 2015–2016 and 2017–2018 Bronchiolitis: 6/35 (17%) and 6/56 (10.7%) hospitalizations for bronchiolitis: 3/6 (3/35 pt.: 33%) and 3/6 (3/56 pt.: 5.3%) Age at hospitalizations: 7 and 3 months 2016–2017 Bronchiolitis: 12/47 (26%) Hospitalizations for bronchiolitis: 6/12 (6/47 pt.: 44%) Age at hospitalizations: 4.3 months |
3 | Wolfler [35] | Infant hospitalizations for RSV (overall and preterm < 27 wGA, 27–30 wGA and > 30 wGA) aged < 12 months | 2014–2015, 2015–2016 and 2016–2017 | 2014–2015 and 2015–2016 Total hospitalizations for RSV: 88 and 115 < 27 wGA = 0 and 2 (1.7%) 27–30 wGA = 3 (3.4%) and 3 (2.6%) > 30 wGA = 13 (14.8%) and 7 (6.1%) 2016–2017 Total hospitalizations for RSV: 111 < 27 wGA = 0 27–30 wGA = 6 (5.4%) > 30 wGA =27 (24.3%) |
4 | Di Mattia [34] | Preterm infant hospitalizations for RSV (< 29 wGA, 30–36 wGA and ≥ 37 wGA) with no age provided | 2015–2016 and 2016–2017 | 2015–2016 < 29 wGA = 0 30–36 wGA = 8 ≥37 wGA = 45 Total of 53 RSV 2016–2017 < 29 wGA = 0 30–36 wGA = 12 ≥37 wGA = 51 Total of 63 RSV P = 0.01 |
5 | Venafra [38] | Preterm infant hospitalizations for RSV (< 35 wGA) | 2015–2016 and 2016–2017 | 2015–2016 RSV: 34/69 (48%) Age at hospitalizations: 3.9 months 2016–2017 RSV: 62/112 (56%) Age at hospitalizations: 3.4 months |
6 | Vittucci [37] | Preterm infant hospitalizations for bronchiolitis (< 30 wGA and 30–37 wGA) aged < 12 months | 2016–2017 | 2016–2017 ≤29 wGA, treated = 3/3 30–37 wGA, treated, n = 2/29 RSV, treated, ≤37 wGA, n (%) = 1/5 (20%) RSV+, not treated, 30–37 wGA, n (%) = 13/27 (48.2%) |
7 | Santisi [36] | Infant hospitalizations for bronchiolitis (overall and preterm < 29 wGA, 29–32 wGA and 32–35 wGA) aged < 6 months and 6–12 months | 2016–2017 | 2016–2017 < 6 months: 55.9% hospitalizations for bronchiolitis (60% RSV) 6–12 months: 25.9% hospitalizations for bronchiolitis (39% RSV) < 29 wGA =1.5% hospitalizations for bronchiolitis 29–32 wGA =2.4% hospitalizations for bronchiolitis 32–35 wGA = 7% hospitalizations for bronchiolitis |