Virtual reality exposure (VRE), standard exposure (SE), or waiting list (WL) for fear of flying†

Outcomes at 6 weeksComparisonsEvent ratesRBI (95% CI)NNT (CI)
Went on flightVRE v WL53% v 7%700% (60 to 4569)3 (2 to 7)
SE v WL67% v 7%900% (108 to 5643)2 (2 to 4)
Unadjusted mean difference (95% CI)Effect sizeProportion of controls with worse outcome‡
†FFI=Fear of Flying Inventory; QAF=Questionnaire on Attitudes Toward Flying. Other abbreviations defined in glossary; RBI, NNT, mean differences, and CI calculated from data in article. ‡Proportion of adults in control group with worse outcome than average adult in treatment group; see glossary.
QAFVRE v WL70.7 (21.4 to 120.0)0.5170%
SE v WL59.6 (5.1 to 114.2)0.4066%
QAF fear itemVRE v WL 3.3 (1.9 to 4.6)0.7076%
SE v WL 2.8 (1.2 to 4.4)0.6273%
FFIVRE v WL32.7 (−5.2 to 70.5)0.2158%