TABLE 5.

Diagnostic and Classification Entities Associated With MDIs and PDIs at 24 Months' Postterm Equivalent

Diagnosis	CLD, %	MDI, %		PDI, %		N
		<55	55–69	<55	55–69
PDA
No	38	11	8	8	16	309
Yes	55	11	12	10	15	606
Pneumothorax
No	47	10	11	9	16	843
Yes	71	28	7	18	15	72
PIE
No	45	10	11	8	14	782
Yes	77	19	12	16	26	133
Pulmonary hemorrhage
No	49	11	11	9	16	889
Yes	50	19	8	12	12	26
Respiratory group classification
Low Fio2	14	6	9	3	13	182
PD	49	13	10	11	16	341
EPPD	68	12	12	10	17	363
NEC
None	47	9	10	9	14	569
Watch	48	13	14	10	20	147
Stage I	48	13	11	6	13	101
Stage II	68	19	14	8	17	36
Stage IIIa	60	10	10	10	20	10
Stage IIIb	62	28	10	17	31	29
Isolated perforation	70	22	4	17	9	23
ROP
None	28	10	10	9	15	252
Stage 1	40	6	12	7	12	204
Stage 2	58	11	10	9	15	205
Stage 3	72	17	12	12	21	229
Stage 4/5	93	7	4	7	4	14
Ventriculomegaly
No	49	11	11	15	9	844
Yes	50	14	11	21	14	70
Echolucent lesion
No	49	11	11	9	15	871
Yes	53	14	14	19	21	43

CLD included infants with and without MV (CMV or high-frequency ventilation).