Table 2 RDS Estimates and recruitment homophily for some selected sociodemographic characteristics (seeds were removed from the analysis)
From: Implementation of web-based respondent driven sampling in epidemiological studies
Characteristic (N = 324) | N (%) | RDS-II Estimatea | Recruitment homophily | |
|---|---|---|---|---|
Gender | 1.03 | |||
Men | 18 (5.6%) | 4.8 [1.0-13.3] | ||
Women | 304 (94.4%) | 95.2 [86.7–99.0] | ||
Age | 1.12 | |||
39y or less | 49 (15.2%) | 21.5 [7.0-36.1] | ||
40-54y | 174 (54.0%) | 55.2 [46.0-64.4] | ||
55y or more | 99 (30.8%) | 23.3 [10.4–36.2] | ||
Place of birth | 1.22 | |||
Spain | 250 (77.9%) | 67.1 [55.3–78.8] | ||
Other | 71 (22.1%) | 32.9 [21.2–44.7] | ||
Live with partner | 1.05 | |||
No | 104 (35.9%) | 41.3 [26.9–55.7] | ||
Yes | 186 (64.1%) | 58.7 [44.3–73.1] | ||
Working area size | 1.42 | |||
Rural | 80 (24.7%) | 26.7 [11.3–42.1] | ||
Intermediate | 99 (30.6%) | 34.0 [21.7–46.3] | ||
Urban | 145 (44.8%) | 39.2 [25.3–53.2] | ||