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. 2023 Nov 14;21:435. doi: 10.1186/s12916-023-03141-w

Table 1.

Demographics and clinical characteristics

Term
(n = 99)
Preterm
(n = 148)
P value
Gestational at birth (weeks) 39.2 (1.3) 28.02 (2.8)  < .001
Postmenstrual age at scan (weeks) 40.9 (1.3) 40.1 (2.0)  < .001
Age at scan (weeks) 1.6 (0.9) 12.0 (3.3)  < .001
Sex (% male) 55.6 45.4 .117
Maternal characteristics
 Maternal age (years) 34.1 (5.8) 28.0 (5.6)  < .001
 Gravida 2 [1, 9] 2 [1, 8] .058
 Primipara (% yes) 55.6 77.2 .001
 Education level (%)  < .001
   < HS 6.6 9.8
  HS 12.1 32.6
  Some college 19.8 27.2
  College degree 18.7 19.6
  Graduate degree 42.9 10.9
 Employment (%) .087
  Professional 61.5 41.3
  Skilled/clerical/sales 13.2 18.5
  Unemployed/homemaker 25.3 40.2
Race and Ethnicity (%)  < .001
 American/Alaskan Indian 2.0 1.3
 Asian/Pacific Islander 4.0 16.5
 Non-Hispanic Black 39.4 27.8
 Hispanic 11.1 1.3
 Non-Hispanic White 40.4 53.2
 Other 3.0 0
APGAR at 1 min 8 [6, 9] 4 [0,9]  < .001
APGAR at 5 min 9 [8, 10] 7 [0,9]  < .001
NICU care clinical care
 Number of NICU procedures - 111 (93.2)
 Length of NICU stay (days) - 67.7 (34.9)
 Opioid pain medication in NICU (%) - 79.7
  Fentanyl exposure (%) - 54.0
  Morphine exposure (%) - 41.6
 Benzodiazepine medication in NICU (%) - 27.9
 Dexmedetomidine in NICU (%) - 15.0
 Underwent surgery prior to TEA (%) - 30.7
 Ventilated in NICU (%) - 12.1
 Rates of necrotizing enterocolitis (%) - 11.4
 Rates of patent ductus arteriosus (%) - 29.2
 Rates of bronchopulmonary dysplasia (%) - 21.4

Numerical data presented as mean (sd) or median [range]

Reported p values are from independent t-tests for continuous variables and χ2 for categorical

HS High school, NICU Neonatal intensive care unit