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Table 2 Univariate analysis between independent factors and frailty

From: The association between the number of teeth and frailty among older nursing home residents: a cross-sectional study of the CLHLS survey

 

Statistics

Frailty OR(95%CI)

P-value

Age (mean, SD)

87.6 ± 9.5

1.09 (1.06, 1.12)

< 0.001

BMI (mean, SD)

22.8 ± 3.7

1.00 (0.94, 1.07)

0.953

Number of comorbidities (median, IQR)

2.00 (1.00–4.00)

1.02 (0.98, 1.06)

0.308

ADL scores (mean, SD)

7.9 ± 3.0

6.33 (2.82, 14.22)

< 0.001

Calf circumference (mean, SD)

31.7 ± 6.1

0.94 (0.91, 0.98)

0.001

Age group (n%)

 < 75

34 (9.3%)

Reference

 

 > = 75

331 (90.7%)

1.85 (0.89, 3.81)

0.097

Education group (n%)

 0 year

190 (55.7%)

Reference

 

 > = 1 year

151 (44.3%)

0.54 (0.34, 0.87)

0.011

Stroke or CVD (n%)

 No

249 (79.3%)

Reference

 

 Yes

65 (20.7%)

1.92 (0.95, 3.88)

0.069

Heart disease (n%)

 No

207 (65.1%)

Reference

 

 Yes

111 (34.9%)

1.10 (0.65, 1.85)

0.718

Diabetes (n%)

 No

258 (83.2%)

Reference

 

 Yes

52 (16.8%)

0.68 (0.36, 1.28)

0.226

Hypertension (n%)

 No

144 (41.7%)

Reference

 

 Yes

201 (58.3%)

0.65 (0.40, 1.05)

0.078

Marital status (n%)

 married

62 (17.4%)

Reference

 

 divorced

8 (2.2%)

0.77 (0.18, 3.37)

0.730

 widowed

269 (75.4%)

2.42 (1.36, 4.30)

0.002

 never married

18 (5.0%)

0.77 (0.27, 2.21)

0.628

Sufficient financial support (n%)

 Yes

325 (89.3%)

Reference

 

 NO

39 (10.7%)

1.94 (0.83, 4.56)

0.125

Smoking (n%)

 Yes

34 (9.5%)

Reference

 

 NO

325 (90.5%)

5.52 (2.62, 11.66)

< 0.001

Drinking (n%)

Yes

34 (9.4%)

Reference

 

NO

328 (90.6%)

4.15 (2.01, 8.58)

0.001

Sex (n%)

 Male

154 (42.2%)

Reference

 

 Female

211 (57.8%)

1.79 (1.13, 2.83)

0.012

number of teeth (mean, SD)

8.9 ± 9.8

0.95 (0.93, 0.97)

< 0.05

False teeth (n%)

 Yes

165 (45.3%)

Reference

 

 NO

199 (54.7%)

1.41 (0.90, 2.23)

0.137

Visual impairment (n%)

 No

287 (79.1%)

Reference

 

 Yes

76 (20.9%)

2.52 (1.29, 4.89)

0.006

Difficulty with hearing (n%)

 Yes

156 (42.8%)

Reference

 

 NO

209 (57.2%)

0.29 (0.17, 0.48)

< 0.001

MMSE

23.23 ± 6.67

0.78 (0.72, 0.84)

< 0.001

Exercise (n%)

 Yes

132 (36.4%)

Reference

 

 NO

231 (63.6%)

4.49 (2.77, 7.28)

< 0.001

Physical labor regularly (n%)

 Yes

179 (50.3%)

Reference

 

 No

177 (49.7%)

0.93 (0.59, 1.48)

0.763

Falls in the past 1 year (n%)

 No

73 (20.2%)

Reference

 

 Yes

288 (79.8%)

0.70 (0.39, 1.28)

0.245

Brushing teeth (n%)

   

 No

79 (22.1%)

Reference

 

 Yes

279 (77.9%)

0.18 (0.08, 0.41)

< 0.001

Nutrient supplements (n%)

 Yes

64 (18.0%)

Reference

 

 No

290 (81.7%)

1.77 (1.01, 3.12)

0.047

Number of teeth categories (n%)

 <=0

122 (33.4%)

Reference

 

 > 0, <=20

187 (51.2%)

0.40 (0.22, 0.71)

0.002

 > 20

56 (15.4%)

0.20 (0.10, 0.41)

< 0.001