Table 6 Average annual and age-standardized incidence per period1 of five principal malignant neoplasms in children served by IMSS and residing in the jurisdictions of Guerrero, Veracruz, Chiapas, and Yucatán
Age group (years) | Sex | ||||||||
|---|---|---|---|---|---|---|---|---|---|
Diagnostic group | <1 | 1–4 | 5–9 | 10–14 | M | F | AAI | AAS | M/F2 |
Guerrero 96-02 (cases) | N = 7 | n = 51 | N = 29 | n = 38 | n = 70 | n = 55 | n = 125 | n = 125 | 70/55 |
1. Leukemias | 26.1 | 82.3 | 31.9 | 72.2 | 66.0 | 48.7 | 57.4 | 58.8 | 1.4 |
2. CNS tumors | 0.0 | 38.8 | 28.3 | 31.6 | 15.8 | 46.0 | 30.7 | 30.3 | 0.4 |
3. Lymphomas | 0.0 | 48.4 | 17.7 | 27.1 | 44.9 | 10.8 | 28.0 | 28.6 | 4.3 |
- Hodgkin lymphomas | 0.0 | 0.0 | 10.6 | 18.0 | 10.6 | 8.1 | 9.3 | 8.6 | 1.3 |
- Non Hodgkin lymphomas | 0.0 | 48.4 | 7.1 | 9.0 | 34.3 | 2.7 | 18.7 | 19.9 | 0.9 |
4. Bone Tumors | 0.0 | 0.0 | 14.2 | 18.0 | 18.5 | 2.7 | 10.7 | 9.8 | 6.9 |
5. Soft-tissue sarcomas | 52.1 | 0.0 | 0.0 | 18.0 | 10.6 | 5.4 | 8.0 | 9.3 | 2.0 |
Total | 182.5 | 247.0 | 102.7 | 171.4 | 184.7 | 148.7 | 166.9 | 173.5 | 1.3 |
Veracruz 98-02 (cases) | n = 2 | n = 46 | N = 44 | n = 33 | n = 66 | n = 59 | n = 125 | n = 125 | 66/59 |
1. Leukemias | 40.9 | 67.3 | 57.4 | 42.2 | 53.0 | 55.1 | 54.0 | 54.8 | 1.0 |
2. CNS tumors | 0.0 | 21.3 | 17.5 | 15.8 | 17.7 | 16.5 | 17.1 | 16.8 | 1.1 |
3. Lymphomas | 0.0 | 3.5 | 22.4 | 15.8 | 21.2 | 7.3 | 14.4 | 12.9 | 3.0 |
- Hodgkin lymphomas | 0.0 | 3.5 | 10.0 | 10.6 | 12.4 | 3.7 | 8.1 | 7.4 | 3.5 |
- Non Hodgkin lymphomas | 0.0 | 0.0 | 12.5 | 5.3 | 8.8 | 3.7 | 6.3 | 5.6 | 2.5 |
4. Germ cell tumors | 0.0 | 10.6 | 10.0 | 5.3 | 5.3 | 11.0 | 8.1 | 8.0 | 0.5 |
5. Retinoblastoma | 0.0 | 21.3 | 0.0 | 0.0 | 3.5 | 7.3 | 5.4 | 6.6 | 0.5 |
Total | 40.9 | 163.0 | 109.7 | 87.1 | 116.5 | 108.3 | 112.5 | 114.3 | 1.1 |
Chiapas 96-02 (cases) | n = 12 | n = 49 | N = 39 | n = 43 | n = 73 | n = 70 | n = 143 | n = 143 | 73/70 |
1. Leukemias | 55.1 | 96.6 | 62.4 | 68.5 | 69.2 | 76.2 | 72.7 | 74.2 | 0.9 |
2. CNS tumors | 55.1 | 59.0 | 11.0 | 20.1 | 24.0 | 32.6 | 28.3 | 31.9 | 0.7 |
3. Retinoblastoma | 137.8 | 32.2 | 3.7 | 0.0 | 13.3 | 19.0 | 16.1 | 21.8 | 0.7 |
4. Lymphomas | 0.0 | 10.7 | 29.4 | 20.1 | 29.3 | 10.9 | 20.2 | 18.6 | 2.7 |
- Hodgkin lymphomas | 0.0 | 10.7 | 7.3 | 8.1 | 10.7 | 5.4 | 8.1 | 8.0 | 2.0 |
- Non Hodgkin lymphomas | 0.0 | 0.0 | 22.0 | 12.1 | 18.6 | 5.4 | 12.1 | 10.6 | 3.4 |
5. Soft-tissue sarcomas | 0.0 | 37.6 | 0.0 | 8.1 | 8.0 | 16.3 | 12.1 | 14.0 | 0.5 |
Total | 330.7 | 263.0 | 143.2 | 173.2 | 194.4 | 190.4 | 192.4 | 203.5 | 1.0 |
Yucatán 98-00 (cases) | n = 3 | n = 24 | N = 15 | n = 9 | n = 24 | n = 27 | n = 51 | n = 51 | 24/27 |
1. Leukemias | 72.7 | 73.8 | 49.5 | 19.4 | 42.1 | 55.6 | 48.8 | 50.1 | 0.8 |
2. Germ cell tumors | 36.4 | 13.4 | 5.5 | 6.5 | 11.5 | 7.9 | 9.8 | 10.6 | 1.5 |
3. CNS tumors | 0.0 | 13.4 | 16.5 | 0.0 | 11.5 | 7.9 | 9.8 | 9.5 | 1.5 |
4. Bone Tumors | 0.0 | 0.0 | 0.0 | 25.9 | 0.0 | 15.9 | 7.8 | 7.5 | - |
5. Neuroblastoma | 0.0 | 20.1 | 0.0 | 0.0 | 0.0 | 11.9 | 5.9 | 6.2 | - |
Total | 109.1 | 161.0 | 82.5 | 58.2 | 91.9 | 107.3 | 99.5 | 101.8 | 0.9 |