highly significantP < 0.001
Without adjustment for baseline, mean overall discomfort was 3.01 ± 0.20 for group A and 1.24 ± 0.36 for group B, a highly significant difference of +1.77 ± 0.40 ( P < 0.001).
Without adjustment for baseline, mean overall discomfort was 3.01 ± 0.20 for group A and 1.24 ± 0.36 for group B, a highly significant difference of +1.77 ± 0.40 ( P < 0.001).