From: Development and validation of the Cannabis Exposure in Pregnancy Tool (CEPT): a mixed methods study
 | Development sample (N = 170) | External Validation Sample (N = 84) | |||
---|---|---|---|---|---|
Variable | Proportion % (n) | 95% Confidence Interval | Proportion % (n) | 95% Confidence Interval | |
Parity | |||||
 nulliparous | 63 (107) | 55 – 70 | 63(52) | 53–72 | |
 multiparous | 37 (63) | 29—45 | 37 (29) | 28–47 | |
Maternal Age | |||||
  < 35 | 81 (137) | a | 67(56) | 57–77 | |
  > 35 | 19(33) | a | 32(26) | 23–43 | |
Female gender | 100 (170) | Â | 100 (84) | Â | |
Ethnicity | |||||
 Caucasian | 84.1 (23) | 77—89 | 79(64) | 69–87 | |
 Non-Caucasian | 15.9 (121) | 11—22 | 21(17) | 13–31 | |
Home ownership | |||||
 Owns home | 52 (88) | 42—58 | 64(52) | 55–73 | |
 Rent/other | 48 (82) | 41—57 | 35(29) | 27–45 | |
Marital Status | |||||
 Married/common-law | 78 (133) | 77—79 | 89(75) | 82–95 | |
 other | 22 (38) | 18—26 | 11(9) | 4–17 | |
Annual Household Income | |||||
  < $60,000 | 59 | 52—67 | 12(10) | 7–20 | |
 $60,000 or more | 41 | 33—48 | 88(74) | 80–93 | |
 | Mean | Range | Mean | Range | |
Gestational age | 27 weeks | 8–36 weeks | 25 weeks | 10–41 weeks | |
Maternal age | a | a | 32.4 years | 21–42 years |