Table 5.

Factors associated with the OHRQoL in HNC patients within one year, post cancer treatment (multivariable model).

Variables	Adjusted β	95% CI	P-values
BMI (Ref = not underweight)
Underweight	10.37	3.31–17.44	< 0.01
OHI score (ref = good)
Fair	− 17.43	− 23.69– − 11.18	< 0.01
Poor	30.57	39.83–21.30	< 0.01
Marital status (ref = unmarried)
Married	− 8.88	− 15.87– − 1.88	0.01
Monthly income (ref =  < 50,000/- per month)
≥ 50,000/- per months	− 6.69	− 0.72– − 12.67	0.02
Gender (Ref = female)
Male	− 8.82	− 16.55– − 1.08	0.02
OM grade & fluoride toothpaste use
OM grade (ref = mild), moderate + severe	9.42	− 1.79–20.63	0.09
Fluoride toothpaste use (ref = no), yes	− 14.9	− 1.66– − 28.15	0.02
OM grade # fluoride T/P	− 12.84	− 27.44–1.74	0.08

CI confidence interval, BMI = body mass index, OM grade oral mucositis grade.

# = Interaction.

*Adjusted β coefficient.