highly significantP value < 0.001
Multiple linear regression analysis showed that the model was found to be statistically highly significant (F: 5.64; P value < 0.001) with R value of 0.4 [ Table 3 ] implying that the independent variables included in the model explained 16% of the variability in the quality of reporting items in PRISMA- extension of checklist for abstracts [ Table 3 ].