Original article
Prevalence, mortality and risk factors associated with very low birth weight preterm infants: an analysis of 33 years
Prevalência, mortalidade e fatores de risco associados ao prematuro de muito baixo peso ao nascer: uma análise de 33 anos
Julia Damiani Victoraa, Mariangela Freitas Silveirab, Cristian Tedesco Toniala,
, Cesar Gomes Victorab, Fernando Celso Barrosb, Bernardo Lessa Hortab, Iná Silva dos Santosb, Diego Garcia Bassanic, Pedro Celiny R. Garciaa, Marola Scheerena, Humberto H. Fioria, Pelotas Cohorts Study Group 1
Corresponding author
a Pontifícia Universidade Católica do Rio Grande do Sul (PUCRS), Hospital São Lucas, Programa de Pós-Graduação em Pediatria e Saúde da Criança, Porto Alegre, RS, Brazil
b Universidade Federal de Pelotas (UFPel), Programa de Pós-Graduação em Epidemiologia, Pelotas, RS, Brazil
c University of Toronto, Center for Global Child Health, The Hospital for Sick Children and Department of Pediatrics, Toronto, Canada
Pelotas Cohorts Study Group
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| Year/Month | Html | Total | |
|---|---|---|---|
| 2024 November | 22 | 13 | 35 |
| 2024 October | 28 | 37 | 65 |
| 2024 September | 35 | 38 | 73 |
| 2024 August | 36 | 44 | 80 |
| 2024 July | 69 | 73 | 142 |
| 2024 June | 24 | 46 | 70 |
| 2024 May | 29 | 20 | 49 |
| 2024 April | 33 | 26 | 59 |
| 2024 March | 32 | 22 | 54 |
| 2024 February | 24 | 26 | 50 |
| 2024 January | 23 | 31 | 54 |
| 2023 December | 19 | 23 | 42 |
| 2023 November | 27 | 38 | 65 |
| 2023 October | 26 | 40 | 66 |
| 2023 September | 30 | 40 | 70 |
| 2023 August | 35 | 13 | 48 |
| 2023 July | 44 | 15 | 59 |
| 2023 June | 28 | 5 | 33 |
| 2023 May | 44 | 21 | 65 |
| 2023 April | 26 | 17 | 43 |
| 2023 March | 52 | 29 | 81 |
| 2023 February | 51 | 14 | 65 |
| 2023 January | 36 | 26 | 62 |
| 2022 December | 62 | 30 | 92 |
| 2022 November | 51 | 30 | 81 |
| 2022 October | 58 | 37 | 95 |
| 2022 September | 36 | 48 | 84 |
| 2022 August | 43 | 29 | 72 |
| 2022 July | 42 | 31 | 73 |
| 2022 June | 31 | 27 | 58 |
| 2022 May | 34 | 28 | 62 |
| 2022 April | 69 | 42 | 111 |
| 2022 March | 41 | 47 | 88 |
| 2022 February | 25 | 22 | 47 |
| 2022 January | 26 | 29 | 55 |
| 2021 December | 29 | 20 | 49 |
| 2021 November | 21 | 11 | 32 |
| 2021 October | 22 | 15 | 37 |
| 2021 September | 20 | 19 | 39 |
| 2021 August | 15 | 12 | 27 |
| 2021 July | 16 | 11 | 27 |
| 2021 June | 17 | 4 | 21 |
| 2021 May | 24 | 16 | 40 |
| 2021 April | 23 | 8 | 31 |
| 2021 March | 20 | 12 | 32 |
| 2021 February | 18 | 14 | 32 |
| 2021 January | 12 | 16 | 28 |
| 2020 December | 20 | 13 | 33 |
| 2020 November | 19 | 24 | 43 |
| 2020 October | 19 | 21 | 40 |
| 2020 September | 23 | 20 | 43 |
| 2020 August | 34 | 3 | 37 |
| 2020 July | 41 | 22 | 63 |
| 2020 June | 24 | 5 | 29 |
| 2020 May | 16 | 8 | 24 |
| 2020 April | 19 | 23 | 42 |
| 2020 March | 13 | 5 | 18 |
| 2020 February | 23 | 17 | 40 |
| 2020 January | 33 | 17 | 50 |
| 2019 December | 16 | 15 | 31 |
| 2019 November | 9 | 13 | 22 |
| 2019 October | 12 | 10 | 22 |
| 2019 September | 9 | 8 | 17 |
| 2019 August | 9 | 9 | 18 |
| 2019 July | 14 | 9 | 23 |
| 2019 June | 12 | 9 | 21 |
| 2019 May | 7 | 6 | 13 |
| 2019 April | 16 | 16 | 32 |
| 2019 March | 7 | 10 | 17 |
| 2019 February | 3 | 5 | 8 |
| 2019 January | 13 | 11 | 24 |
| 2018 December | 4 | 3 | 7 |
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