| Disease | Factor | Low SMS (n = 72) | High SMS (n = 103) | P value | ||
| Average score | SD | Average score | SD | |||
| Malaria | Dread | 4.73 | 1.01 | 4.80 | 1.24 | n.s |
| Unknown | 3.08 | 0.96 | 2.73 | 1.04 | 0.03 | |
| Dengue fever | Dread | 4.66 | 1.00 | 4.61 | 1.19 | n.s |
| Unknown | 3.26 | 1.08 | 2.97 | 1.07 | n.s | |
| Animal exposure | Dread score | 4.34 | 1.05 | 4.61 | 1.17 | n.s |
| Unknown | 2.91 | 1.01 | 2.78 | 1.07 | n.s | |
| Digestive diseases | Dread score | 4.25 | 1.04 | 4.42 | 1.2 | n.s |
| Unknown | 3.14 | 0.93 | 2.78 | 1.04 | 0.02 | |
| Dermatitis | Dread | 4.27 | 0.84 | 4.27 | 1.17 | n.s |
| Unknown | 3.62 | 0.84 | 3.17 | 1.15 | 0.01 | |
| Dental disorders | Dread | 4.16 | 0.99 | 4.38 | 0.86 | n.s |
| Unknown | 2.93 | 0.99 | 2.62 | 0.89 | 0.04 | |
| Depression | Dread | 4.67 | 1.27 | 4.59 | 0.94 | n.s |
| Unknown | 3.68 | 1.09 | 3.42 | 0.99 | n.s | |
| Total | Dread | 4.44 | 0.75 | 4.5 | 0.84 | n.s |
| Unknown | 3.23 | 0.75 | 2.9 | 0.81 | 0.01 | |