wheeze is a longitudinal dataset reporting the presence and
absence of wheeze at ages 7, 8, 9 and 10 among 537 Steubenville children.
This data frame contains the following columns:
identification number of a child.
a binary indicator of the presence of wheeze.
a numeric vector of age from 7 to 10.
a binary indicator of mother's smoking status at baseline.
Ekholm A, Smith PWF, McDonald JW. Marginal regression analysis of a multivariate binary response. Biometrika 1995; 82(4):847-854.
Ekholm A, McDonald JW, Smith PWF. Association models for a multivariate binary response. Biometrics 2000; 56:712-718.