Table 3a: Construct validity of quality of life related to gum condition.

Gum Condition (minimum-maximum) Oral Health (n=268) Food Taste (n=286)
r P-value* r P-value*
Total Score (0–55) 0.756 <0.001* 0.747 <0.001*
Influence on outlook (0–5) 0.606 <0.001* 0.539 <0.001*
Influence on self-esteem (0–5) 0.488 <0.001* 0.493 <0.001*
Influence on general health (0–5) 0.638 <0.001* 0.556 <0.001*
Influence on choice of food (0–5) 0.527 <0.001* 0.557 <0.001*
Influence on chewing of harder food (0–5) 0.589 <0.001* 0.625 <0.001*
Influence on speaking difficulties (0–5) 0.562 <0.001* 0.520 <0.001*
Influence on family life (0–5) 0.504 <0.001* 0.527 <0.001*
Influence on professional life (0–5) 0.530 <0.001* 0.612 <0.001*
Influence on social life (0–5) 0.568 <0.001* 0.598 <0.001*
Influence on mood (0–5) 0.660 <0.001* 0.676 <0.001*
Influence on anxiety (0–5) 0.673 <0.001* 0.706 <0.001*

*. r=Spearman’s rank correlation coefficient, Statistically significant at P<0.05.