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. Author manuscript; available in PMC: 2008 Apr 29.
Published in final edited form as: Neurotoxicol Teratol. 2007 Oct 3;30(1):20–28. doi: 10.1016/j.ntt.2007.09.005

Table 3.

Patterns of MA Use for Admitted Users (n=72)

MA Use Trimester
First Second Third
N (%) N (%) N (%)
Daily 11 (15.3%) 4 (5.6%) 2 (2.8%)
3–6 d/wk 19 (26.4%) 10 (13.9%) 7 (9.7%)
1–2 d/wk 9 (12.5%) 7 (9.7%) 5 (6.9%)
1–3 d/mo 8 (11.1%) 6 (8.3%) 3 (4.2%)
1–2 d/3mo 13 (18.1%) 14 (19.4%) 13 (18.1%)
Not at all 12 (16.7%) 31 (43.1%) 42 (58.3%)