Intracranial Hemorrhage in Premature Infants-Reply

In Reply.—In their letter to the editor, Hanigan et al question the concept of

Intracranial Hemorrhage (ICH): Age at Diagnosis Source, yr Incidence No. of Birth Gestational (%) of Patients Weight, g Age, wk ICH No. (%) of ICHs Found by ≤24 hr of Age Bejar et al,2 1980 De Crespigny et al,3 1982 Levene et al,4 1981 Bada et al,5 1983 113 174 42 20 <34 Partridge et al,6 1983 64 Dolfin et al,7 1983 64 McDonald et al,⁸ 1984 50 Meidell et al¹ 1985 40 <1,500 <1,400 <1,500 580-1,480 <1,500 24-33 <32 <33 <35 102 (90) 82 (90); average age, 6 hr 47 (27) 32 (68) 24 (51), by 6 hr of age 18 (42.8) 5 (27.7) 13 (65) 17 (85) 4 (30.7), by 5 min of age 6 (46.1), by 12 hr of age 35 (54.7) 23 (65.7) 20 (31) 11 (55) 4 (20), by 6 hr of