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[Preprint]. 2026 Jan 13:2026.01.11.26343883. [Version 1] doi: 10.64898/2026.01.11.26343883

Table 1.

Characteristics of the study participants.

Characteristics Dhaka (n=401) Mirzapur (n=596) Chattogram (n=395) Dinajpur (n=393) Sylhet (n=389) Satkhira (n=400) Faridpur (n=395)
Median age in years (IQR) 9.2 (4.9–14) 9.9 (4.9– 14.5) 10 (9–13) 11 (9–13) 14 (12–16) 13 (11–15) 9 (6–14)
Age categories
Under 5 years (%) 101 (25.2%) 151 (25.3%) 0 (0.0%) 2 (0.5%) 1 (0.3%) 0 (0.0%) 62 (15.7%)
5–15 years (%) 256 (63.8%) 360 (60.4%) 380 (96.2%) 372 (94.7%) 283 (72.8%) 347 (86.8%) 245 (62.0%)
16 years and older (%) 44 (11.0%) 85 (14.3%) 15 (3.8%) 19 (4.8%) 105 (26.9%) 53 (13.3%) 88 (22.3%)
Female (%) 218 (54.4%) 299 (50.2%) 282 (71.4%) 213 (54.2%) 186 (47.8%) 241 (60.3%) 191 (48.4%)
Self- reported fever episodes in the past six months
Yes (%) 40 (10.0%) 121 (20.3%) 43 (10.9%) 40 (10.2%) 42 (10.8%) 45 (11.3%) 40 (10.1%)
No (%) 361 (90.0%) 475 (79.7%) 350 (88.6%) 252 (64.1%) 346 (88.9%) 354 (88.5%) 322 (81.5%)
Donť know (%) 0 (0.0%) 0 (0.0%) 2 (0.5%) 101 (25.7%) 1 (0.26%) 1 (0.3%) 33 (8.4%)
History of typhoid diagnosis
Yes (%) 25 (6.2%) 4 (0.7%) 16 (4.1%) 14 (3.6%) 7 (1.8%) 6 (1.5%) 12 (3.0%)
No (%) 376 (93.8%) 592 (99.3%) 378 (95.7%) 283 (72.0%) 381 (97.9%) 389 (97.3%) 355 (89.9%)
Donť know (%) 0 (0.0%) 0 (0.0%) 1 (0.3%) 96 (24.4%) 1 (0.3%) 5 (1.3%) 28 (7.1%)
No typhoid vaccination (%) 371 (92.5%) 596 (100%) 395 (100%) 393 (100%) 388 (99.8%) 399 (99.8%) 395 (100%)
*

IQR, Interquartile range.