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Table 3 Multivariate analysis for demographic covariates associated with type 2 diabetes

From: Prevalence and risk factors of diabetes in a large community-based study in the Sultanate of Oman: STEPS survey 2017

Covariate

Omani

Non-Omani

Total

Total N

Prevalence of diabetes n (%)

Odds Ratio (P(95% CI))

Multivariant Regression Analysis

Total N

Prevalence of diabetes N (%)

Odds Ratio (P(95% CI))

Multivariant Regression Analysis

Total N

Prevalence of diabetes n (%)

Odds Ratio (P(95% CI))

Multivariant Regression Analysis

P(95% CI)

P(95% CI)

P(95% CI)

Age group

   

0.000

   

0.000

   

0.000

 18–29

1102

55 (3.08)

Ref

 

437

34 (3.22)

Ref

 

1539

89 (3.1)

Ref

 

 30–39

1337

119 (6.11)

0.08 (0.778)

 

707

99 (12.44)

1.14**(0.001)

 

2044

218 (8.23)

0.48*(0.036)

 

 40–49

856

166 (20.59)

1.21***(0.000)

 

465

105 (25.66)

1.86***(0.000)

 

1321

271 (22.33)

1.40***(0.000)

 

 50–59

484

162 (34.69)

1.85***(0.000)

 

183

81 (37.8)

2.23***(0.000)

 

667

243 (35.48)

1.99***(0.000)

 

 60 and above

541

205 (39.76)

2.11***(0.000)

 

50

28 (57.96)

3.26***(0.000)

 

591

233 (42.64)

2.37***(0.000)

 

Sex

   

0.242

   

0.517

   

0.384

 Male

1665

253 (13.48)

Ref

 

1518

290 (18.41)

Ref

 

3183

543 (15.39)

Ref

 

 Female

2655

454 (15.38)

0.31 (0.148)

 

324

57 (20.11)

0.28 (0.500)

 

2979

511 (16.06)

0.33 (0.075)

 

Education level

   

0.048

   

0.003

   

0.022

 No formal education

1274

373 (31.77)

Ref

 

387

83 (23.61)

Ref

 

1661

456 (30.33)

Ref

 

 Preparatory or less

487

98 (23.38)

0.29 (0.244)

 

439

88 (20.41)

0.04 (0.878)

 

926

186 (22.22)

0.26 (0.186)

 

 Secondary completed

1648

156 (8.45)

−0.31 (0.253)

 

462

96 (22.34)

0.047 (0.865)

 

2110

252 (10.99)

−0.11 (0.597)

 

 University and above

908

80 (7.57)

−0.61 (0.073)

 

552

79 (14.97)

−0.80**(0.007)

 

1460

159 (10.48)

−0.48*(0.033)

 

Marital Status

   

0.977

   

0.561

   

0.835

 Never married

742

42 (4.34)

Ref

 

400

33 (5.32)

Ref

 

1378

75 (4.55)

Ref

 

 Currently married

3161

544 (17.25)

0.45 (0.145)

 

1422

309 (22.19)

0.57 (0.118)

 

4895

853 (18.8)

0.53*(0.035)

 

 Divorced/Separated

114

91 (22.17)

0.49 (0.427)

 

14

2 (48.25)

0.92 (0.244)

 

135

103 (23.63)

0.48 (0.390)

 

 Widowed

303

98 (34.68)

0.26 (0.541)

 

6

3 (30.47)

−0.54 (0.716)

 

335

101 (34.42)

0.23 (0.542)

 

Work status

   

0.371

   

0.459

   

0.532

 Public sector employee

1042

124 (11.41)

Ref

 

175

27 (13.58)

Ref

 

1217

151 (11.64)

Ref

 

 Private sector employee

465

77 (13.98)

0.09 (0.798)

 

1442

278 (17.79)

0.007 (0.986)

 

1907

355 (16.5)

0.28 (0.202)

 

 Not currently working

2810

506 (15.88)

−0.23 (0.454)

 

225

42 (24.63)

0.18 (0.708)

 

3035

548 (16.81)

−0.08 (0.743)

 
  1. CI Confidence interval; p values in parentheses, * p < 0.05 ** p < 0.01 *** p < 0.001