Table 1 Comparison of survey metrics by modality and incentive
From: Comparing methods of performing geographically targeted rural health surveillance
| Survey metrics | Mailed survey | Phone survey | In-person survey |
|---|---|---|---|
| Contact rate | |||
| Overall | 76.0% (69.5–81.7%) | 33.2% (26.6–40.2%) | 100% (Not Applicable) |
| $10 Incentive | 73.0% (63.2–81.4%) | 27.6% (19.0–37.5%) | 100% (Not Applicable) |
| $20 Incentive | 76.0% (69.7–86.5%) | 38.8% (29.1–49.2%) | 100% (Not Applicable) |
| Cooperation rate | |||
| Overall | 31.6% (24.3–39.6%) | 24.6% (14.8–36.9%) | 71.4% (61.4–80.1%) |
| $10 Incentive | 27.6% (18.0–39.1%) | 33.3% (16.5–54.0%) | 57.8% (42.2–72.3%) |
| $20 Incentive | 35.5% (24.9–47.3%) | 18.4% (7.7–34.3%) | 83.0% (70.2–91.9%) |
| Eligibility rate | |||
| Overall | 100% (Not Applicable) | 80.0% (56.3–94.3%) | 40.7% (33.3–48.4%) |
| $10 Incentive | 100% (Not Applicable) | 81.8% (48.2–97.7%) | 32.1% (22.2–43.4%) |
| $20 Incentive | 100% (Not Applicable) | 77.8% (40.0–97.2%) | 48.4% (37.7–59.1%) |
| Response rate | |||
| Overall | 24.0% (18.3–30.5%) | 8.2% (4.7–12.9%) | 71.4% (61.4–80.1%) |
| $10 Incentive | 21.0% (13.5–30.3%) | 9.2% (4.3–16.7%) | 57.8% (42.2–72.3%) |
| $20 Incentive | 27.0% (18.6–36.8%) | 7.1% (2.9–14.2%) | 83.0% (70.2–91.9%) |
| Eligible survey responses | |||
| Total number | 48 of 200 | 16 of 200 | 70 of 200 |
