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Table 2 Change in Height-for-age Z -score (HAZ) after onset of 1997–1998 El Niño

From: El Niño adversely affected childhood stature and lean mass in northern Peru

Variable With interaction term Without interaction term
  β(95% CI) Pvalue β(95% CI) Pvalue
Intercept −1.443 (−1.579, −1.306) <0.001 −1.445 (−1.584, −1.305) <0.001
Year of birth     
 HAZ slope before El Niño 0.093 (0.070, 0.117) <0.001 0.095 (0.072, 0.118) <0.001
 Change in HAZ slope after El Niño −0.052 (−0.104, −0.001) 0.05 −0.039 (−0.091, 0.013) 0.14
Female (male is reference) −0.001 (−0.078, 0.076) 0.99 −0.002 (−0.079, 0.075) 0.96
Socioeconomic status index 0.449 (0.341, 0.557) <0.001 0.446 (0.338, 0.554) <0.001
Flood likelihood −0.462 (−1.757, 0.832) 0.48 −0.020 (−1.341, 1.301) 0.98
Interaction flood likelihood × El Niño -   −1.321 (−2.130, −0.512) 0.001