Table 1.

Age and sex of subject population of premature infants A) at the time of the first study right before hospital discharge and B) at the time of the follow-up study approximately 2 months after hospital discharge

Number of subjects	Gestational Age	Post Menstrual Age
A) 35a	28.7 ±2 weeks	37.7±2.4 weeks
B) 24b	27.9±1.6 weeks	49.2±3.2 weeks

^a19 males and 16 females

^b13 males and 11 females