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Table 5 Association between age at first birth and the continuous SBBP score, adjusted for age, parity, education, and childhood economic adversity (N = 907)

From: Early maternal age at first birth is associated with chronic diseases and poor physical performance in older age: cross-sectional analysis from the International Mobility in Aging Study

  Model 1 Model 2
  Estimate (95% CI) p-value Estimate (95% CI) p-value
Intercept 11.24 (10.79; 11.71) <0.01 11.87 (11.39; 12.34) <0.01
Age 1st birth     
 ≤18 -0.798 (-1.19; -0.37)   -0.52 (-0.92; -0.12)  
 >18 -Ref- <0.01 1 0.01
Study Site     
 St Hyacinthe -0.18 (-0.65; 0.30) 0.47 -0.17 (-0.62; 0.28) 0.47
 Tirana -1.51 (-2.00; -1.02) <0.01 -1.38 (-1.87; -0.88) <0.01
 Manizales -0.02 (-0.60; 0.57) 0.95 -0.20 (-0.76; 0.37) 0.49
 Natal -0.94 (-1.5; -0.35) <0.01 -1.00 (-1.59; -0.41) <0.01
 Kingston 1 1 1 1
Diabetes1    
 Yes   -0.56 (-0.90; -0.21)  
 No   1 <0.01
Stroke    
 Yes   -1.45 (-2.05; -0.85)  
 No   1 <0.01
Arthritis    
 Yes   -0.54 (-0.83; -0.25)  
 No   1 <0.01
Cancer    
 Yes   -0.46 (-1.00; 0.06)  
 No   1 0.09
Lung disease    
 Yes   -0.88 (-1.29; -0.46)  
 No   1 <0.01
Coronary heart disease    
 Yes   -0.56 (-0.92; -0.21)  
 No   1 <0.01
Osteoporosis    
 Yes   0.01 (-0.30; 0.32)  
 No   1 0.96
High blood pressure    
 Yes   -0.14 (-0.44; -0.17)  
 No   1 0.38
  1. 1Chronic diseases are self-reported measure.