Table 4 Results from Multivariable logistic regression analysis of socio-demographic, personal and behavioural factors with pregnancy, motherhood and adverse pregnancy outcomes among adolescents (n1 = 4426, n2 = 2455)

 15 Years

 16–19 Years

2.42*** [2.24,2.62]

2.74*** [2.52,2.98]

1.01 [0.90,1.14]

 Uttar Pradesh

 Bihar

1.32*** [1.14,1.54]

1.45*** [1.24,1.70]

0.54*** [0.43,0.67]

 Urban

 Rural

0.91 [0.78,1.07]

1.01 [0.86,1.19]

0.96 [0.76,1.21]

 Others

 SC/ST

1.09 [0.85,1.42]

1.08 [0.82,1.41]

0.93 [0.64,1.37]

 OBC

1.01 [0.80,1.27]

0.96 [0.75,1.22]

0.88 [0.62,1.24]

 Hindu

 Non-Hindu

1.06 [0.86,1.29]

1.04 [0.84,1.28]

1.05 [0.78,1.41]

 Richest

 Poorest

1.29 [0.96,1.73]

1.24 [0.91,1.67]

0.91 [0.59,1.39]

 Poorer

1.05 [0.80,1.38]

0.97 [0.73,1.29]

0.98 [0.65,1.48]

 Middle

1.06 [0.83,1.34]

1.16 [0.90,1.49]

0.82 [0.56,1.19]

 Richer

1.13 [0.90,1.41]

1.06 [0.84,1.34]

0.94 [0.67,1.33]

 12 + year of schooling

 0–7 year of schooling

1.69* [1.13,2.51]

1.38 [0.86,2.20]

1.53 [0.69,3.37]

 8–10 year of schooling

1.85** [1.25,2.75]

1.33 [0.84,2.12]

1.54 [0.70,3.39]

 11–12 year of schooling

1.23 [0.81,1.86]

1.26 [0.77,2.04]

1.10 [0.48,2.54]

  < 5 years

 5-10 years

1.52*** [1.31,1.76]

1.54*** [1.33,1.78]

0.90 [0.73,1.11]

  > 10 years

1.99*** [1.35,2.95]

2.54*** [1.73,3.71]

0.52* [0.29,0.95]

 18-19 years

  < 18 years

1.79*** [1.39,2.30]

3.21*** [2.33,4.43]

0.55* [0.32,0.94]

 18-19 years

  < 18 years

3.40*** [2.72,4.25]

5.75*** [4.51,7.32]

1.45 [0.94,2.24]

 No

 Yes

0.97 [0.65,1.43]

0.71 [0.48,1.05]

1.14 [0.68,1.89]

 Emotional Violence

  No

  Yes

1.43*** [1.16,1.76]

1.54*** [1.26,1.88]

0.87 [0.65,1.15]

 Physical Violence

  No

  Yes

1.26* [1.02,1.54]

1.26* [1.03,1.54]

1.41* [1.08,1.84]

Sexual violence

 No

 Yes

0.94 [0.80,1.10]

0.98 [0.83,1.16]

1.07 [0.85,1.36]

 Rare

 Frequent

1.12 [0.94,1.32]

1.09 [0.91,1.29]

0.88 [0.68,1.13]

 No

 Yes

1.08 [0.91,1.29]

1.07 [0.90,1.27]

1.12 [0.88,1.43]