Table 2 Characteristics of studies conducted between 2000 to 2018 measuring lifetime and past year intimate partner violence (IPV) informing estimates of global, regional, and national violence against women statistics
From: A framework to model global, regional, and national estimates of intimate partner violence
Characteristics | Lifetime IPV | Past year IPV |
|---|---|---|
Sample characteristics and representativeness | ||
Number of women intervieweda | 1,767,802 | 1,763,989 |
Number of age-specific observations | 1,551 | 1,598 |
Number of studies | 307 | 332 |
Nationally representative studies | 260 (85%) | 292 (88%) |
Number of countries/areas represented | 154 | 159 |
Countries with 1 study | 77 (50%) | 81 (51%) |
Countries with 2 studies | 41 (27%) | 33 (21%) |
Countries with 3 studies | 16 (10%) | 19 (12%) |
Countries with 4 or more studies | 20 (13%) | 26 (16%) |
Number of GBD regions represented | 21 (100%) | 21 (100%) |
Median date of data collection | 2011.5 | 2011.5 |
Studies conducted 2000–2004 | 53 (17%) | 65 (20%) |
Studies conducted 2005–2009 | 67 (22%) | 67 (20%) |
Studies conducted 2010–2014 | 115 (37%) | 119 (36%) |
Studies conducted 2015–2018 | 72 (23%) | 81 (24%) |
Country-years of observations | 302 | 323 |
Study types | ||
Studies requiring adjustments | ||
Violence definition: “severe violence onlyb” | 4 (1%) | 5 (2%) |
IPV type: “sexual violence only” | 5 (2%) | 0 (0%) |
IPV type: “physical violence only” | 63 (21%) | 84 (25%) |
Population surveyed: “all women” | 19 (6%) | 28 (8%) |
Population surveyed: “currently partnered” | 26 (9%) | 39 (12%) |
Reference partners: “current/most recent” | 116 (38%) | 80 (24%) |
Geographical strata: “rural only” | 14 (5%) | 12 (4%) |
Geographical strata: “urban only” | 18 (6%) | 13 (4%) |
Recall period: “past two years or more” | NA | 0 (0%) |
Observations not requiring any adjustments | 635 (41%) | 857 (54%) |