Table 3

Providers’ perception of harm and addiction of various substances

CigaretteE-cigaretteHookahMarijuanaBluntsAlcohol
MedianMedianMedianMedianMedianMedianP value*Significant post hoc tests†
How addictive do you think these products are?‡122332<0.0001a,b,c,f,g,j,k,l,m,n
Imagine an adolescent/young adult used the products below 2–3 times a day, every day. How harmful would it be for their health §122211<0.0001a,c,d,e,f,j,k,l,m
  • a = alcohol vs marijuana, b = alcohol vs cigarette, c = alcohol vs e-cigarette, d = alcohol vs blunts, e = alcohol vs hookah, f = marijuana vs cigarette, g = marijuana vs e-cigarette, h = marijuana vs blunts, i = marijuana vs hookah, j = cigarette vs e-cigarette, k = cigarette vs blunts, l = cigarette vs hookah, m = e-cigarette vs blunts, n = e-cigarettes vs hookah, o = blunts vs hookah. Response rate ranged from n=470 to n=482. P values <0.05 were considered statistically significant.

  • *P values to compare providers’ perception of harmfulness and addictiveness of different substances were derived from Kruskal-Wallis test.

  • †Dwass-Steel-Critchlow-Fligner test was used to test for multiple pairwise comparisons between substance types.

  • ‡Ordinal measure, 1–5 with 1=extremely addictive to 5=not at all addictive.

  • §Ordinal measure, 1–5 with 1=extremely harmful to 5=not at all harmful.