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. Author manuscript; available in PMC: 2010 Jul 2.
Published in final edited form as: Matern Child Health J. 2009 Feb 12;14(4):501–510. doi: 10.1007/s10995-009-0453-6

Table 1.

Distribution of positive and negative longitudinal behaviorsa (percentages, n)

Behavior Positive longitudinal behavior
Negative longitudinal behavior
Sustained healthy behavior levels Improved from unhealthy to healthy levels Remained unhealthy, but improved Worsened from healthy to unhealthy levels Remained unhealthy, without improvement
Fruit consumption 24% (204) 13% (111) 13% (109) 13% (110) 37% (313)
Vegetable consumption 29% (245) 16% (135) 10% (83) 15% (124) 31% (259)
Folic acid supplementation 29% (245) 16% (135) 10% (83) 15% (124) 31% (259)
Physical activity 12% (103) 9% (80) 15% (130) 14% (121) 49% (411)
Binge drinking Avoidance 80% (676) 7% (60) 2% (19) 6% (48) 5% (43)
Smoking avoidance 79% (669) 4% (34) 1% (5) 3% (29) 13% (109)
Vaginal douching avoidance 81% (683) 5% (38) 1% (12) 5% (40) 8% (71)
a

Positive longitudinal behavior was defined as sustained healthy levels of behavior at both baseline and follow-up, or improved health behavior between baseline and follow-up. Negative longitudinal behavior was behavior that remained unchanged at below healthy levels or declined from healthy to below healthy levels