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Table 4 Detailed decomposition of the change in delayed first ANC visit among reproductive-aged women in Ethiopia 2000–2016

From: Trend change in delayed first antenatal care visit among reproductive-aged women in Ethiopia: multivariate decomposition analysis

Variables Difference due to characteristics (E) Difference due to coefficients (C)
Coeff (95% CI) Pct Coeff (95%CI) Pct
Household head
 Female 0.0002138 (− 0.002953, 0.003380) − 0.3 − 0.04131 (− 0.018035, 0.009773) 4.9
Residence
 Rural 0.006818 b (0.00095109, 0.012685) − 8.2 0.0006295 (− 0.048803, 0.0747) − 15.5
Reading newspapers
 No − 0.0036942 (− 0.008142, 0.0007534) 4.4 − 0.029002 (− 0.18088, 0.12287) 34.7
Listening to a radio
 No − 0.04351b (− 0.008333, − 0.0003689) 5.2 0.018395 (− 0.012632, 0.049422) − 22.0
Watching to television
 No − 0.007204b (− 0.012087, − 0.0023201) 8.6 − 0.005452 (− 0.019421, 0.008516) 6.5
Ever terminated pregnancy
 No − 0.0003671 (− 0.004347, 0.003613) 0.4 0.002952 (− 0.010704, 0.016608) − 3.5
Told about pregnancy complications
 No − 0.0066515b (− 0.012924, − 0.0003792) 8.0 0.030205 (− 0.015242, 0.075651) − 36.2
Cesarean delivery
 No − 0.002201b (− 0.000355, − 0.0000852) 0.3 − 0.002895 (− 0.007066, 0.001276) 3.5
Wantedness of pregnancy
 Wanted thena     
  Wanted later − 0.0000595 (− 0.001919, 0.001800) 0.1 0.0061642 (− 0.010147, 0.022476) − 7.4
 Want no more − 0.007346 (− 0.01921, 0.0045191) 8.8 0.014025 (− 0.0064513, 0.034501) − 16.8
Women education level
 No educationa
 Primary education − 0.001951 (− 0.007301, 0.003407) 2.3 0.0007179 (− 0.015125, 0.01656) − 0.9
 Secondary and above education 0.000176 (− 0.000494, 0.000845 − 0.2 0.013158 (− 0.0024387, 0.028755) − 15.8
Husband education level
 No educationa     
 Primary education 0.003822 (− 0.0014566, 0.0091) − 4.6 0.009099 (− 0.011995, 0.030193) − 10.9
 Secondary education & above − 0.002262 (− 0.004877, 0.000354) 2.7 0.022655b (0.0001921, 0.04512) − 27.1
Parity
 1a     
 2–4 5.792e−05 (− 0.0005397, 0.0006556) − 0.1 0.002656 (− 0.034132, 0.039443) − 3.2
  ≥ 5 − 0.0007894 (− 0.001665, 0.00008664) 0.9 0.033711 (− 0.002834, 0.070257) − 40.4
Family size
  ≤ 2a     
 3–4 0.0096351b (0.0027093, 0.016561) − 11.5 0.024385 (− 0.035153, 0.083923) − 29.2
  ≥ 5 − 0.056901b (− 0.010004, − 0.001376) 6.8 0.047305 (− 0.098709, 0.19332) − 56.7
Ever contraceptive use
 No − 0.008472 (− 0.017782, 0.000837) 10.2 0.008745 (− 0.004505, 0.02199) − 10.5
 Constant    − 0.24466 (− 0.48512, − 0.0041945) 293
  1. aReference; bsignificant at 5% level of significance; Pct, percent; Coef, coefficient