Table 6 Comparison of prevalence data from other studies
First Author | Year | Sample size | Study population | Diagnostic test | Prevalence |
|---|---|---|---|---|---|
Laughlin [10] | 2009 | n = 4,271 | women in the first trimester of pregnancy | transvaginal ultrasonography | 10.7% (95%CI: 8.5-13.6%) |
Chen [11] | 2001 | n = 3,174 | women aged 17-44 years undergoing tubal sterilization | laparascopy | 10.0%* |
Borgfeldt [12] | 2000 | n = 335 | asymptomatic women aged 25-40 years | transvaginal ultrasonography | 5.4% (95%CI: 3.0-7.8%) |
Marino et al. [13] | 2004 | n = 341 | premenopausal women aged 30-60 years | transvaginal ultrasonography | 21.4%* |
Day Baird [14] | 2003 | n = 1,364 | premenopausal women aged 35-49 years | self-report, medical records, ultrasonography | age 35-39 years: 10-15% in white women; 30-40% in black women* |
Downes [31] | 2010 | n = 4,414 | adult female respondends (≥ 18 years) | self-report | from 11.7% (France) to 23.6% (Italy)* |