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. 2017 Mar-Apr;49(2):194–200. doi: 10.4103/ijp.IJP_608_16

Figure 3.

Figure 3

Five important essential steps for the use of metered-dose inhaler followed by patients in the pre- and post-intervention phase (n= 100). Group A: Educational intervention: Demonstration of the technique of MDI administration by the investigator. Group B: Educational intervention: Pictorial leaflet with instructions shown to the patients. Group A: Preintervention versus postintervention (*P= 0.001, Chi-square test). Group B: Preintervention versus postintervention (*P= 0.027, Chi-square test). Preintervention: Group A versus Group B (P> 0.05, Chi-square test). Postintervention: Group A versus Group B (#P= 0.003, Chi-square test)