Program characteristics for universal uni-modal programs.

Note. LST = Life Skills Training, TND = Towards No Drug Abuse, CSM = Climate Schools Model. NT = No Treatment, TU = Treatment as usual, DI = Delayed Intervention, MC = Minimal Contact Control. PL = Peer Leader, T = Teacher, HE = Health Educator, HP = Health Professional. NA = Not applicable/Not available.
aThis intervention assessed differential training for teachers: the E1 condition utilised a 1-day teacher workshop with implementation feedback, and the E2 condition utilised a videotape providing no feedback.
bThis intervention assessed differential training for teachers: the IMP-support refers to comprehensive implementation support, and the REGULAR refers to regular workshop training only.
cResults were collapsed across comparison groups and analyses were treated as all intervention versus control.
dCohen's d calculated using F value.
eCohen's d calculated using odds ratio.
fCohen's d calculated by converting standard error to standard deviation.
*Statistically significant as 95% CI does not contain zero.