Definition of abbreviations: BMI, body mass index; FEV₁, forced expiratory volume in one second; FVC, forced vital capacity; SCD, sickle cell disease; IQR, interquartile range

*T test for mean difference or Fisher’s exact test for percentage difference, unless otherwise indicated.

#Mann-Whitney U test

TABLE 2 Maternal and neonatal outcomes of study participants with FEV₁≥65% compared to those with FEV₁<65% (n = 104)