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Table 4 Dental factors and risk of mortality (n = 25 deaths)

From: A cross-sectional study of the association of dental health factors with progression and all-cause mortality in men diagnosed with HPV-associated oropharyngeal cancer

 

Event No. (Valid %)

HR (95% CI)

Ptrend

aOR (95% CI)a

Ptrend

Number of teeth lost

 0–4

5 (21.7)

NA

0.073

NA

0.325

 5–7

6 (26.1)

1.35 (0.41, 4.43)

1.26 (0.35, 4.56)

 8 + 

12 (52.2)

2.50 (0.88, 7.14)

1.75 (0.55, 5.53)

Gingival index

 0–1

1 (11.1)

NA

0.165

NA

0.320

 2–3

8 (88.9)

2.31 (0.70, 7.56)

1.96 (0.51, 7.46)

Pocket depth

 < 4 mm

3 (16.7)

NA

0.010

NA

0.042

 4–6 mm

9 (50.0)

2.34 (0.67, 8.17)

1.89 (0.51, 6.96)

> 7 mm

6 (33.3)

5.21 (1.43, 19.11)

4.14 (1.72, 16.26)

Loss of attachment

 No

0 (0.0)

NA

NA

NA

NA

 Yes

15 (100.0)

NA

NA

Alveolar bone loss

 No

1 (6.2)

NA

0.179

NA

0.322

 Yes

15 (93.8)

3.11 (0.59, 16.43)

2.41 (0.42, 13.89)

Dental score

 Lowest

2 (8.0)

NA

0.030

NA

0.120

 Middle

10 (40.0)

3.06 (0.58, 16.07)

2.96 (0.54, 16.26)

 Highest

13 (52.0)

4.80 (0.93, 24.68)

3.60 (0.63, 20.64)

  1. aAdjusted for age, stage, and smoking cox proportional hazards model for overall survival (all-cause mortality)