Table 3 Baseline characteristics of cases enrolled into pneumonia surveillance programme, Mongolia, 2015–2018 (N = 11,010)
| Â | Â | n (%) |
|---|---|---|
Year of recruitment | 2015a | 1901 (17) |
2016 | 4025 (37) | |
2017 | 3533 (32) | |
2018b | 1551 (14) | |
Age group | <  12 months | 4107 (37) |
12–23 months | 3376 (31) | |
24–59 months | 3527 (32) | |
Gender | Male | 5914 (54) |
District | Songinokhairkhan | 2975 (27) |
Sukhbaatar | 2350 (21) | |
Bayanzurkh | 3413 (31) | |
Chingeltei | 2272 (21) |