From: Comparison of child morbidity in regions of Ostrava, Czech Republic, with different degrees of pollution: a retrospective cohort study
1st year
2nd year
3rd year
4th year
5th year
Ostrava south
708
698
687
682
677
Ostrava east
183
176
174
172
170
Ostrava center
348
326
315
298
289
Ostrava west
296
288
280
272
268
Total
1535
1488
1456
1424
1404