Table 1 Medians and 95%CIs for primary abstinence (virginity), secondary abstinence (no sex in past 3 months), current use of modern contraception and condom use at last sex: crude and adjusted percentages, by period
Period | No of surveys | Crude | Adjusted | ||
|---|---|---|---|---|---|
Median | (95%, CI) | Median | (95%, CI) | ||
Primary abstinence | |||||
1991–1995 | 15 | 55.6 | (48.8, 81.2) | 55.6 | (48.8, 81.2) |
1996–2000 | 25 | 59.8 | (52.8, 73.0) | 59.8 | (52.7, 72.9) |
2001–2005 | 21 | 62.3 | (57.9, 68.7) | 62.6 | (57.7, 71.4) |
2006–2010 | 23 | 62.1 | (54.3, 73.2) | 61.0 | (56.9, 77.2) |
2011–2015 | 28 | 54.8 | (49.1, 67.9) | 58.4 | (51.7, 68.6) |
Secondary abstinence | |||||
1991–1995 | 15 | 51.1 | (35.8, 58.9) | 51.1 | (35.8, 58.9) |
1996–2000 | 23 | 38.3 | (35.1, 48.7) | 38.3 | (35.1, 50.4) |
2001–2005 | 21 | 48.4 | (42.1, 62.8) | 47.2 | (41.8, 62.8) |
2006–2010 | 22 | 44.6 | (41.7, 60.3) | 45.4 | (41.5, 60.5) |
2011–2015 | 26 | 44.0 | (38.7, 56.7) | 44.9 | (39.9, 57.1) |
Current use of modern contraception | |||||
1991–1995 | 11 | 14.7 | (5.1, 26.5) | 14.7 | (5.1, 26.5) |
1996–2000 | 22 | 23.2 | (19.1, 29.9) | 22.5 | (16.0, 28.4) |
2001–2005 | 17 | 30.2 | (23.0, 42.1) | 27.9 | (19.7, 37.4) |
2006–2010 | 20 | 31.6 | (27.3, 39.6) | 29.8 | (21.5, 36.7) |
2011–2015 | 24 | 33.4 | (28.5, 46.6) | 31.2 | (27.0, 41.5) |
Condom use last sex | |||||
1991–1995 | NE | NE | |||
1996–2000 | 21 | 21.3 | (15.3, 26.5) | 21.9 | (13.2, 25.1) |
2001–2005 | 17 | 33.6 | (25.4, 42.5) | 29.2 | (26.2, 37.1) |
2006–2010 | 20 | 40.5 | (29.5, 50.6) | 37.4 | (23.9, 44.9) |
2011–2015 | 24 | 41.9 | (34.8, 49.7) | 39.6 | (29.7, 48.4) |