Table 2 Characteristics of the studies included in the meta-analysis
Study | Study Design | Sample Size | Comparison groups | GBS Detection Rate Group 1 [detected/total tested (%)] | GBS Detection Rate Group 2 [detected/total tested (%)] | Raw Agreement | Cohen’s kappa coefficient |
|---|---|---|---|---|---|---|---|
Jamie et al. (2004, United States) [11] | Prospective Cohort | 200 | 1. Vaginal-perianal culture 2. Vaginal-rectal culture | 68/200 (34.0%) | 67/200 (33.5%) | 193/200 (0.97) | 0.92 |
Trappe et al. (2011, United States) [12] | Prospective Cohort | 193 | 1. Vaginal-perianal culture 2. Vaginal-rectal culture | 53/193 (27.5%) | 56/193 (29.0%) | 186/193 (0.96) | 0.91 |
Huang et al. (2019, Switzerland) [19] | Prospective Cohort | 250 | 1. Vaginal-perineal culture, 2. Vaginal-perineal-rectal culture | 44/250 (17.6%) | 44/250 (17.6%) | 242/250 (0.97) | 0.89 |