Results: The mean prevalence of abnormalities visually consistent with endometriosis was 36%, with 18% confirmed histologically.
The mean prevalence of CFU-APs was found to be 55 per million nucleated cells.
Weighted mean prevalence of antenatal depression was 23.4%, and suspected antenatal depression was 43.5%.
Weighted mean prevalence of postnatal depression was 22.5%, and suspected postnatal depression was 31.1%.
A recent review of 64 cross-sectional studies reports an overall mean prevalence of headache of 54.4% and an overall mean prevalence of migraine of 9.1%.
According to a systematic review, mean prevalence of membrane perforation was 19.5%% [6].
The estimated overall mean prevalence of migraine in children and adolescents worldwide was 7-11% [1].
The mean prevalence of headache reported for girls was 59.2%, while for boys was 49.3%, while the mean prevalence of migraine was 10.5% for girls and 7.6% for boys[8].
The mean prevalence of current migraine among >170,000 adults was 14.7% (8% in men and 17.6% in women).
The 11th European Workshop on Periodontology has pointed to an "estimated weighted mean prevalence of peri-implant mucositis and peri-implantitis of 43 and 22 %, respectively" [2].
In Eurolight Project [2, 24], the mean prevalence of migraine in Europe was 14.7 %, while the overall prevalence of TTH was 62.6 %.
