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Table 4 Multivariate regression findings of factors associated with pregnancy experience over the 2-year follow-up period, Model 1 without interaction, Model 2 with interaction

From: Fertility desires, family planning use and pregnancy experience: longitudinal examination of urban areas in three African countries

  Kenya women ever in union Nigeria women ever in union Senegal women ever in union
Model 1 Model 2 (interactions) Model 1 Model 2 (interactions) Model 1 Model 2 (interactions)
Baseline fertility intentions       
 Wants now/within 2 years 1 1 1 1 1 1
 Wants in +2 years .65 (.40,1.05)* 1.50 (.80,2.78) 1.12 (.87,1.43) 1.32 (.97,1.78)* 1.52 (1.07,2.15)** 1.82 (1.17,2.81)***
 Does not want .30 (.18,.50)*** .70 (.38,1.26) .44 (.31,.63)*** .58 (.39,.87)*** 1.05 (.50,2.22) 1.46 (.61,3.53)
Baseline modern method use       
 Non-user 1 1 1 1 1 1
 User .48 (.33,.69)*** 2.94 (1.10,7.87)** .89 (.68,1.16) 1.85 (1.05,3.26)** .31 (.19,.51)*** .98 (.33,2.96)
Interaction terms       
 Use *Wants in +2 years   .12 (.04,.37)***   .43 (.22,.82)**   .28 (.07,1.12)*
 Use *Does Not Want   .10 (.03,.31)***   .32 (.13,.79)**   .12 (.01,1.05)*
Interacted odds ratios       
Baseline fertility intentions | modern use = 1       
 Wants now/within 2 years   1   1   1
 Wants in +2 years   .17 (.07,.43)***   .57 (.34,.95)**   .51 (.17,1.58)
 Does Not Want   .07 (.03,.18)***   .19 (.08,.41)***   .17 (.02,1.23)*
Baseline fertility intentions | modern use = 0       
 Wants now/within 2 years   1   1   1
 Wants in +2 years   1.50 (.80,2.78)   1.32 (.97,1.78)*   1.82 (1.17,2.81)***
 Does not want   .70 (.38,1.26)   .58 (.39,.87)***   1.46 (.61,3.53)
  1. *p < 0.10; **p < 0.05; ***p < 0.01