Distribution of the demographic and pediatric surgery workforce and workload across the different regions of Brazil
| Region | North | Northeast | Southeast | South | Central-West | Brazil |
| Number of inhabitants (IBGE) | 18 906 962 | 57 667 842 | 89 632 957 | 30 402 587 | 16 707 336 | 213 317 684 |
| Number of live births | 301 635 | 770 688 | 2 093 142 | 796 536 | 230 474 | 4 192 475 |
| Childhood mortality (number/1000 births) | 16.6 | 15.3 | 11.7 | 10.1 | 13.0 | 13.3 |
| Number of children <1 year old | 296 628 | 758 896 | 2 068 652 | 788 491 | 227 478 | 4 136 715 |
| Number of children ≤14 years (IBGE) | 3 483 144 | 15 397 314 | 23 932 000 | 8 117 491 | 4 460 859 | 56 955 822 |
| GDP per capita (US$) | 4024.43 | 3278.53 | 7917.89 | 7579.26 | 8014.17 | 6277.89 |
| Pediatric surgery workforce | ||||||
| Active pediatric surgeons | 65 | 256 | 796 | 259 | 139 | 1515 |
| Active pediatric surgeons/100 000 children | 1.9 | 1.7 | 3.3 | 3.2 | 3.1 | 2.7 |
| Number of children ≤14/pediatric surgeon | 536 | 601 | 301 | 313 | 321 | 376 |
| Number of children <1 year/pediatric surgeon | 4564 | 2964 | 2599 | 3044 | 1637 | 2731 |
| Expected number of operations/pediatric surgeon/year | ||||||
| Low complexity | 230.0 | 149.4 | 131.0 | 153.4 | 82.5 | 137.6 |
| High complexity | 15.1 | 9.8 | 8.6 | 10.0 | 5.4 | 9.0 |
| High complexity except for NEC | 5.9 | 3.9 | 3.4 | 4.0 | 2.1 | 3.5 |
| Total annual surgical volume/pediatric surgeon | 245.5 | 159.5 | 139.8 | 163.8 | 88.0 | 146.9 |
| Weekly surgical volume/pediatric surgeon | 5.1 | 3.3 | 2.9 | 3.4 | 1.8 | 3.1 |
| Mortality secondary to gastrointestinal tract malformations | ||||||
| Number of admissions in 2019 | 514 | 1317 | 2620 | 898 | 497 | 5846 |
| Number of deaths in 2019 | 16 | 54 | 54 | 19 | 8 | 152 |
| Mortality rate (%) | 3.11 | 4.10 | 2.06 | 2.12 | 1.61 | 2.60 |
GDP, Gross Domestic Product; IBGE, Brazilian Institute of Geography and Statistics; NEC, neonatal necrotizing enterocolitis.