Table 4 Concurrent validity of the CEPT vs. In-depth interview (n = 10)
From: Development and validation of the Cannabis Exposure in Pregnancy Tool (CEPT): a mixed methods study
Construct | Agreement | Kappa | Std. Error | P-Value | |
|---|---|---|---|---|---|
actual | expected | Â | Â | Â | |
Any use in pregnancy | 100% | 82% | 1.00 | 0.31 |  < 0.001 |
Frequency of use | 90% | 22% | 0.87 | 0.16 |  < 0.001 |
Timing (trimester) | 80% | 28% | 0.72 | 0.19 |  < 0.001 |
Mode of consumption | 100% | 22% | 1.00 | 0.21 |  < 0.001 |