BMC Public Health 2008, 8:136 Table 4: (Continued) b: Association between selected factors and timing of sexual debut: females http://www.biomedcentral.com/1471-2458/8/136 N Never had sex (%) Sex < 16 years (%) Sex >16 years (%) Never had sex vs. Ever had sex Sex < 16 years vs. Sex ≥ 16 years Educational level No formal education Primary Secondary or higher Total Literacy in English Yes No Total Importance of religion Very important Others Total Frequency of religious attendance None or less than once weekly At least once weekly Total Alcohol Never Ever Total Young people should delay sexual debut Yes No Total Radio exposure Low High Total Television exposure Low High Total Economic status Low Middle High Total Location Rural Urban Total Region North South Total 117 135 622 874 594 279 867 763 92 855 81 792 893 818 53 871 783 90 873 547 326 873 606 269 875 228 312 334 874 519 355 874 367 508 875 89.7 87.4 73.6 77.9 85.3 74.1 77.6 79.2 68.5 78.0 86.4 77.0 77.9 78.6 67.9 78.0 80.6 54.4 77.9 79.0 76.1 77.9 78.2 76.6 77.7 81.6 75.0 77.8 77.8 76.3 80.3 77.9 86.9 71.3 77.8 aNo formal education vs. primary education/low social class vs. middle economic class. bPrimary vs. secondary & higher education/middle social class vs. high economic class. cNo formal education vs. secondary or higher education/low vs. high economic class 6.8 8.1 9.6 9.0 7.3 10.1 9.2 7.9 18.5 9.0 8.6 9.1 9.0 8.8 11.3 9.0 7.5 22.2 9.0 10.2 7.1 9.0 10.7 5.6 9.1 9.6 10.3 7.5 9.0 11.4 5.6 9.0 5.2 12.0 9.1 3.4 4.4 16.7 13.0 7.3 15.8 13.1 13.0 13.0 13.0 4.9 13.9 13.1 12.6 20.8 13.1 11.9 23.2 13.1 10.8 16.9 13.1 11.1 17.8 13.1 8.8 14.7 14.7 13.2 12.3 14.1 13.0 7.9 16.7 13.0 13.687 < 0.001 5.462 0.019 33.757 < 0.001 X2 0.336a 11.567b 14.086c 2.997 3.305 1.165 0.289 3.229a 0.725b 1.154c 1.860 p-value 0.562 0.001 < 0.001 0.083 0.069 0.280 0.591 0.069 0.395 0.283 0.173 30.286 < 0.001 X2 0.012a 5.109b 4.268c 1.597 4.424 2.487 0.220 1.326 7.093 11.401 1.422a 0.850b 3.845c 6.942 0.072 p-value 0.913 0.024 0.039 0.206 0.035 0.115 0.639 0.249 0.008 0.001 0.233 0.357 0.050 0.008 0.788 Page 9 of 14 (page number not for citation purposes)