To understand how care-seeking behaviors may influence our results, we conducted an analysis which restricted data to only diarrhea cases within 10 km of each clinic and found that the proportion of diarrheal cases with cholera was similar to the main findings, with the exception of a few health centers (Supplementary Table 2).
Supplementary Table 2. Site-wise distribution of Proportion V. Cholerae of AWD patients within 10 km of a hospital and total proportion V. Cholerae of AWD patients
Hospital Division Proportion V. Cholerae of AWD patients within 10 km of a hospital Total proportion V. Cholerae of AWD patients
1 District Hospital Narshingdi Dhaka 3.0 (14/468) 2.5 (28/1123)
2 Adhunik Sadar Hospital Habiganj Sylhet 4.3 (27/632) 5.5 (121/2181)
3 District Sadar Hospital Cox's Bazar Chittagong 8.8 (139/1587) 8.7 (171/1972)
4 Adhunik Sadar Hospital Naogaon Rajshahi 17.2 (20/116) 5.4 (84/1547)
5 General Hospital Patuakhali Barisal 6.2 (69/1108) 5.4 (94/1733)
6 Adhunik Sadar Hospital Thakurgaon Rangpur 1.3 (8/623) 1.1 (19/1674)
7 District Sadar Hospital Satkhira Khulna 0 (0/84) 2.1 (29/1372)
8 Dhaka Medical College Dhaka Dhaka 3.1 (13/421) 3.2 (22/696)
9 Uttara Adhunik Medical College Hospital Dhaka 5.1 (12/234) 4.5 (26/583)
10 Bangladesh Institute of Tropical and Infectious Diseases Chittagong Chittagong 21.8 (163/747) 18.6 (328/1764)
11 General Hospital Tangail Dhaka 5.9 (1/17) 5.2 (92/1771)
12 General Hospital Narayanganj Dhaka 13.3 (68/513) 13.9 (223/1605)
13 Sadar Hospital Chuadanga Khulna 5.1 (27/531) 5.5 (68/1236)
14 General Hospital Meherpur Khulna 1.6 (17/1048) 1.8 (25/1426)
15 General Hospital Comilla Chittagong 11.5 (57/495) 8.8 (65/736)
16 Upazila Health Complex Chaugachha Jesssore Khulna 3.8 (10/264) 4.6 (14/305)
17 General Hospital Kusthia Khulna 4.3 (31/713) 4.3 (61/1435)
18 Upazila Health Complex Madan Mymensingh 1.4 (3/217) 1.1 (3/275)
19 Upazila Health Complex Chhatak Sunamganj Sylhet 0 (0/0) 1.1 (5/452)
20 Upazila Health Complex Mathbariya Barisal 6.7 (46/686) 6.7 (50/745)
21 Upazila Health Complex Bakerganj Barisal 7.1 (1/14) 12.3 (27/220)
22 Health Complex Shibganj Rajshahi 0 (0/0) 1.8 (9/495)