Research Article

A Comparison of Impact of Chronic Periodontal Diseases and Nonsurgical Periodontal Therapy on Oral Health-Related Quality of Life

Table 3

Association of periodontal diseases OHIP-14 item score before and after NSPT#.

TestMedian score (IQR)

Before7 (3–11) (0–22)
After3 (1–7.5) (0–16)

Wilcoxon’s signed-rank test.