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. Author manuscript; available in PMC: 2022 Sep 27.
Published in final edited form as: Paediatr Perinat Epidemiol. 2020 Aug 3;34(6):744–756. doi: 10.1111/ppe.12693

TABLE 5.

Marijuana use by neonatal characteristics

Neonatal characteristic Marijuana-positive (N = 117)a Marijuana-negative(N = 224)a
Sex (%)
 Female 54 (46) 111 (45)
 Male 56 (48) 107 (44)
 Indeterminate 1 (1) 2 (1)
 Missing 6 (5) 25 (10)
Gestational age, wk (%)
 <32 9 (8) 23 (9)
 32–34 8 (7) 8 (7)
 35–36 21 (18) 21 (18)
 ≥37 75 (64) 150 (61)
 Missing 4(3) 11 (5)
Birthweight, g (%)
 <1500 11 (9) 17 (7)
 1500–2499 25 (21) 49 (20)
 2500–3999 71 (61) 146 (60)
 ≥4000 4 (3) 11 (5)
 Missing 6 (5) 21 (9)
Marijuana-positive Marijuana-negative
N Mean (SD) N Mean (SD)
Gestational age, d 113 259 (22) 223 259 (23)
Birthweight, g 111 2698 (712) 223 2820 (796)
a

Overall positivity 117/361 (32.4%); one woman requested that her data be purged.