Table 3 Multiple linear regression analysis of factors associated with ODK

/pa/

Remaining teeth

0.0211

-0.0326

0.0748

0.4394

Posterior teeth

0.0207

-0.0392

0.0806

0.4969

Eichner index

-0.6392

-1.0973

-0.1811

0.0065 *

MP

0.0032

0.0014

0.0051

0.0007 *

TP

0.0159

0.0028

0.0290

0.0177 *

BF

0.0004

0.0000

0.0007

0.0299 *

Occluding area

0.0096

-0.0002

0.0193

0.0545

HG

0.0480

0.0250

0.0711

< 0.0001 *

Oral dryness

0.0721

0.0105

0.1337

0.0219 *

FIA

0.0066

-0.0032

0.0165

0.1863

OHIP-14

-0.0032

-0.0197

0.0133

0.7016

KMMSE

0.0409

0.0015

0.0803

0.0419 *

PHQ-9

-0.3424

-0.6401

-0.0447

0.0243 *

/ta/

Remaining teeth

0.0224

-0.0311

0.0759

0.4108

Posterior teeth

0.0284

-0.0313

0.088

0.3501

Eichner index

-0.4944

-0.9593

-0.0296

0.0372 *

MP

0.0035

0.0016

0.0054

0.0003 *

TP

0.0137

0.0002

0.0272

0.0467 *

BF

0.0005

0.0002

0.0009

0.0024 *

Occluding area

0.0125

0.0025

0.0224

0.014 *

HG

0.0521

0.0286

0.0756

< 0.0001 *

Oral dryness

0.0655

0.0023

0.1287

0.0424 *

FIA

0.007

-0.0031

0.0171

0.1751

OHIP-14

-0.0154

-0.0321

0.0014

0.0728

KMMSE

0.0464

0.01

0.0827

0.0128 *

PHQ-9

-0.5519

-0.8517

-0.2522

0.0003 *

/ka/

Remaining teeth

0.0248

-0.0336

0.0831

0.4036

Posterior teeth

0.0262

-0.0388

0.0913

0.4278

Eichner index

-0.4113

-0.915

0.0925

0.1090

MP

0.0021

0

0.0041

0.0492 *

TP

0.0112

-0.0032

0.0256

0.1262

BF

0.0003

-0.0001

0.0007

0.1172

Occluding area

0.0066

-0.004

0.0173

0.2215

HG

0.0623

0.0375

0.087

< 0.0001 *

Oral dryness

0.0652

-0.0021

0.1325

0.0576

FIA

0.0003

-0.0104

0.0111

0.9515

OHIP-14

-0.0057

-0.0237

0.0122

0.5301

KMMSE

0.0318

-0.0137

0.0774

0.1693

PHQ-9

-0.4227

-0.7463

-0.0991

0.0107 *