Table 2 Results of the generalized linear models with log link and gamma distribution for each variables on hs-CRP.

From: Periodontal inflamed surface area is associated with hs-CRP in septuagenarian Japanese adults in cross-sectional findings from the SONIC study

Variable

hs-CRP

hs-CRP

hs-CRP

hs-CRP

RR (95% CI)

p-value

RR (95% CI)

p-value

RR (95% CI)

p-value

RR (95% CI)

p-value

Sex

(reference: men)

0.72 (0.51–1.02)

0.062

0.73 (0.52–1.03)

0.069

0.76 (0.54–1.08)

0.129

0.77 (0.54–1.09)

0.138

Education years

(reference: ≤ 9 years) 10–12 years

0.83 (0.53–1.30)

0.414

0.82 (0.52–1.28)

0.382

0.84 (0.54–1.33)

0.464

0.84 (0.53–1.33)

0.453

 ≥ 13 years

0.70 (0.44–1.11)

0.128

0.69 (0.43–1.09)

0.110

0.71 (0.44–1.13)

0.150

0.70 (0.44–1.12)

0.140

Smoking habit

(reference: no)

1.29 (0.71–2.38)

0.405

1.26 (0.68–2.32)

0.458

1.25 (0.67–2.31)

0.480

1.28 (0.69–2.37)

0.440

Diabetes

(reference: no)

0.87 (0.56–1.35)

0.536

0.87 (0.57–1.34)

0.539

0.83 (0.54–1.29)

0.410

0.85 (0.55–1.32)

0.463

Dyslipidemia

(reference: no)

0.84 (0.61–1.14)

0.257

0.80 (0.59–1.10)

0.172

0.84 (0.61–1.16)

0.288

0.86 (0.63–1.18)

0.353

History of cancer

(reference: no)

0.92 (0.54–1.58)

0.771

0.79 (0.45–1.36)

0.388

0.96 (0.55–1.68)

0.893

1.01 (0.60–1.73)

0.957

BMI

(reference: < 25 kg/m2)

1.39 (0.92–2.10)

0.122

1.36 (0.90–2.05)

0.147

1.48 (0.97–2.24)

0.068

1.50 (0.99–2.28)

0.055

PISA (reference: < 500)

1.77 (1.05–2.98)

0.033

      

The number of BOP positive site

  

1.01 (1.00–1.02)

0.012

    

The number of PPD ≥ 4 mm teeth

    

1.01 (0.99–1.03)

0.246

  

The number of PPD ≥ 6 mm teeth

      

1.03 (0.98–1.08)

0.238

  1. Hs-CRP high-sensitivity C-reactive protein, RR risk ratio, CI confidence interval, BMI body mass index, BOP bleeding on probing.