highly significantP < 0.0001
The same was 6.56 (sd-4.16) after intervention, and the difference was highly significant (paired t -test t value = 15.99, P < 0.0001) [ Table 2 ].
The same was 6.56 (sd-4.16) after intervention, and the difference was highly significant (paired t -test t value = 15.99, P < 0.0001) [ Table 2 ].