Table 1. Characteristics of cholera case-patients and controls, Port-au-Prince, Haiti, December 2010*.
| Variable | No. (%) case-patients, n = 53 | No. (%) controls, n = 106 | mOR (95% CI) |
|---|---|---|---|
| Socioeconomic | |||
| Completed primary school† | 5 (29)‡ | 13 (36)‡ | 0.2 (0.0–1.7) |
| Literate† | 37 (84)‡ | 72 (84)‡ | 1.0 (0.3–3.9) |
| French speaking† | 16 (36)‡ | 49 (57)‡ | 0.3 (0.1–0.8) |
| Has electricity | 29 (55) | 71 (67)‡ | 0.5 (0.2–1.2) |
| Owns a radio | 37 (70) | 77 (73) | 0.8 (0.3–2.2) |
| Owns a television | 26 (50)‡ | 58 (55)‡ | 0.8 (0.4–1.8) |
| Owns a car/motorcycle | 3 (6)‡ | 12 (12)‡ | 0.4 (0.1–1.9) |
| IDP camp (self-reported) | 15 (28) | 24 (23) | 2.1 (0.5–8.7) |
| IDP camp (observed) | 10 (24)‡ | 19 (24)‡ | 0.7 (0.1–7.3) |
| Tarp roof | 11 (21) | 19 (18) | 1.6 (0.3–8.8) |
| Unemployed§ |
5 (13)‡ |
14 (18)‡ |
0.7 (0.2–2.4) |
| Water sources | |||
| Purchased bags (sachets) | 9 (17) | 9 (9) | 2.6 (0.7–10.2) |
| Purchased bottles/filter | 12 (23) | 25 (24) | 0.9 (0.4–2.3) |
| Piped (house, yard, public tap) | 25 (47) | 58 (55) | 0.6 (0.2–1.6) |
| Tanker | 7 (13) | 11 (10) | 1.4 (0.4–5.0) |
| Bladder |
0 |
8 (8) |
NA (0.0–0.9) |
| Water treatment and handwashing | |||
| Boiling water or using a chlorine product <3 d before illness | 37 (70) | 86 (81) | 0.5 (0.2–1.2) |
| Boiling water or using a chlorine product before November 1, 2010 |
37 (70) |
90 (85)‡ |
0.3 (0.1–0.9) |
| Proper handwashing |
8 (15) |
31 (29) |
0.2 (0.0–0.7) |
| Sanitation: access to toilet/latrine |
|||
| 45 (85)‡ |
97 (92)‡ |
0.5 (0.1–1.7) |
|
| Foods | |||
| Food or drink from a street vendor | 23 (47)‡ | 52 (55)‡ | 0.7 (0.3–1.7) |
| Cold leftover food | 23 (44)‡ | 59 (56) | 0.6 (0.2–1.3) |
| Cold rice | 30 (58)‡ | 59 (56)‡ | 1.1 (0.5–2.5) |
| Raw food | 3 (6)‡ | 5 (5)‡ | 1.2 (0.2–6.2) |
| Seafood | 12 (23) | 37 (35) | 0.5 (0.2–1.2) |
| Food diversity (>23 items) | 15 (28) | 59 (56) | 0.3 (0.1–0.6) |
*mOR, matched odds ratio; CI, confidence interval; IDP, internally displaced person. †Respondents >15 y of age. ‡Denominator does not include all respondents. §Respondents >17 y of age.