A Study to Evaluate the Effectiveness of an Information Booklet on Knowledge for ?Health Hazard of Mobile Phone Usage? among Adolescent School Going Children

A study was conducted to evaluate the effectiveness of an Information Booklet on Health Hazard of Mobile Phone Usage among adolescent school going children in selected English Medium Schools of Kolkata, West Bengal. A Pre-experimental approach with one group pre-test post-test design was adopted for the study. The data were collected using Simple Random Sampling technique among 40 adolescent school going children of M. P Birla Foundation Higher Secondary School, Behala, Kolkata. The collected data were analyzed using descriptive and inferential statistics. The study findings showed the range of post-test knowledge scores (30-24) was higher than the range of pre-test knowledge scores (22-10). The mean percentage of the post- test knowledge scores (27.4) was higher than the post-test mean pre-test knowledge scores (16.9). The median of the post-test knowledge scores (27.5) was found to be higher than the pre-test knowledge scores (17.5). The computed t (39) = 19.34, Pless than0.05 level of significance, was found statistically significant, indicating that the information booklet was effective in terms of gain in knowledge. Associations of pre-test knowledge levels with selected variables were found to be not significant.