Table 1.
Characteristics of groups (numbers (%) for categorical data, median (interquartile range) for continuous data)
| Variables | No leaflet | Summary leaflet | Family Planning Association leaflet | Pearson/Kruskal-Wallis χ2 (P value) | No questions | Questions | Pearson/Kruskal-Wallis χ2 (P value) |
|---|---|---|---|---|---|---|---|
| Sociodemographic: | |||||||
| Age (years) (range) | 26 (22-30) | 26.5 (22-30) | 27 (22-31) | 2.9 (0.24) | 26 (21-31) | 26 (23-31) | 0.6 (0.42) |
| Social class I/II | 50/136 (37) | 58/130 (45) | 62/143 (43) | 2.0 (0.37) | 77/191 (40) | 93/218 (43) | 0.2 (0.63) |
| Further education* | 120/183 (66) | 105/162 (65) | 110/187 (59) | 2.1 (0.34) | 166/258 (64) | 169/274 (62) | 0.4 (0.53) |
| Married | 114/182 (63) | 104/161 (65) | 115/189 (61) | 0.5 (0.77) | 154/259 (60) | 179/273 (66) | 2.1 (0.15) |
| Paid employment | 129/181 (71) | 128/162 (79) | 141/189 (75) | 2.7 (0.26) | 190/258 (74) | 208/274 (76) | 0.4 (0.54) |
| Contraceptive details: | |||||||
| Baseline knowledge† | 66/120 (55) | 40/84 (48) | 58/106 (55) | 1.3 (0.52) | NA | 164/310 (53) | NA |
| Avoiding pregnancy important | 138/183 (75) | 126/163 (77) | 145/190 (76) | 0.2 (0.92) | 199/259 (77) | 210/277 (76) | 0.1 (0.78) |
| Past pregnancy | 76/182 (42) | 55/163 (34) | 75/190 (40) | 2.5 (0.29) | 91/259 (35) | 115/276 (42) | 2.4 (0.12) |
| Emergency contraception in past | 66/183 (36) | 35/162 (22) | 53/190 (28) | 8.9 (0.01) | 74/258 (29) | 80/277 (29) | 0.0 (0.96) |
| No of years on contraceptive pill (range) | 7 (3-10.5) | 7 (3-14) | 7 (4-12) | 2.7 (0.3) | 7 (3-12) | 7 (4-12) | 0.0 (0.90) |
NA=not available.
*
Six or more years of education after age 10.
†
Knew one out of three sets of pill rules (pill failure, subsequent action, emergency contraception).