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Table 3 Effects of variables on risk of HbA1c > 7.0% in diabetic subjects

From: Factors associated with glycemic control in community-dwelling elderly individuals with type 2 diabetes mellitus in Zhejiang, China: a cross-sectional study

 

odds Ratio (95%CI)a

p value

odds Ratio (95%CI)b

p value

BMI

 Low (reference)

1.0

 

1.0

 

 High

0.779 (0.600–1.011)

0.060

0.879 (0.629–1.227)

0.448

WC

 Low (reference)

1.0

 

1.0

 

 High

1.078 (0.805–1.444)

0.613

1.189 (0.822–1.721)

0.358

WHtR

 Low (reference)

1.0

 

1.0

 

 High

1.262 (0.951–1.675)

0.107

1.335 (0.925–1.926)

0.123

LAP

 Low (reference)

1.0

 

1.0

 

 High

1.283(0.990–1.664)

0.060

1.191(0.851–1.667)

0.308

VAI

Low (reference)

1.0

 

1.0

 

High

1.247(0.960–1.619)

0.098

1.300(0.927–1.824)

0.128

TC

  < 4.35 (reference)

1.0

 

1.0

 

 4.35–4.97

1.127 (0.781–1.627)

0.523

0.988 (0.620–1.604)

0.992

 4.97–5.71

1.366 (0.947–1.971)

0.095

1.216 (0.751–1.969)

0.427

  > 5.71

1.547 (1.071–2.234)

0.020

1.209 (0.743–1.989)

0.438

TG

  < 1.11 (reference)

1.0

 

1.0

 

 1.11–1.55

0.948 (0.658–1.367)

0.776

1.227 (0.759–1.983)

0.404

 1.55–2.18

1.139 (0.790–1.643)

0.485

1.274 (0.788–2.060)

0.323

  > 2.18

1.179 (0.818–1.700)

0.376

1.393 (0.866–2.241)

0.172

LAP

  < 23.11 (reference)

1.0

 

1.0

 

 23.11–37.26

0.755 (0.522–1.091)

0.134

0.970 (0.603–1.561)

0.900

 37.26–56.08

1.018 (0.705–1.468)

0.926

1.030 (0.634–1.675)

0.904

  > 56.08

1.141 (0.790–1.647)

0.482

1.242 (0.769–2.007)

0.376

VAI

  < 1.38 (reference)

1.0

 

1.0

 

 1.38–2.20

0.758 (0.524–1.095)

0.139

0.948 (0.585–1.535)

0.827

 2.20–3.36

0.932 (0.645–1.347)

0.709

1.175 (0.722–1.912)

0.517

  > 3.36

1.290 (0.892–1.866)

0.176

1.268 (0.775–2.076)

0.344

FBG

  < 6.19 (reference)

1.0

 

1.0

 

 6.19–7.19

3.865 (2.347–6.364)

< 0.001

5.270 (2.601–10.681)

< 0.001

 7.19–8.68

13.892 (8.475–22.772)

< 0.001

16.634 (8.225–33.637)

< 0.001

  > 8.68

95.667 (50.662–180.650)

< 0.001

111.656 (47.765–261.008)

< 0.001

TyG

  < 8.73 (reference)

1.0

 

1.0

 

 8.73–9.14

2.024 (1.378–2.972)

< 0.001

2.301 (1.382–3.833)

0.001

 9.14–9.51

2.558 (1.740–3.761)

< 0.001

3.073 (1.853–5.096)

< 0.001

  > 9.51

6.411 (4.271–9.623)

< 0.001

6.698 (3.958–11.338)

< 0.001

TyG-BMI

  < 200.64 (reference)

1.0

 

1.0

 

 200.64–222.45

1.313 (0.908–1.898)

0.148

1.301 (0.806–2.100)

0.282

 222.45–246.28

1.549 (1.071–2.241)

0.020

1.871 (1.166–3.001)

0.009

  > 246.28

2.004 (1.382–2.906)

< 0.001

2.098 (1.306–3.370)

0.002

TyG-WC

  < 713.48 (reference)

1.0

 

1.0

 

 713.48–772.10

1.559 (1.074–2.261)

0.019

2.122 (1.294–3.480)

0.003

 772.10–840.36

1.642 (1.132–2.382)

0.009

1.848 (1.137–3.004)

0.013

  > 840.36

2.837 (1.943–4.141)

< 0.001

3.416 (2.069–5.642)

< 0.001

  1. HbA1c glycated haemoglobin A1c, BMI body mass index, WC waist circumstance, WHtR waist: height ratio, TC total cholesterol, TG triglycerides, LAP lipid accumulation product, VAI visceral adiposity index, TyG the product of triglycerides and fasting blood glucose, CI confidence interval
  2. acrude odds ratio determined using univariate logistic regression (enter method)
  3. bodds ratio determined using multivariate logistic regression (enter method) with adjustment of age, gender, alcohol drinking, tobacco smoking, duration of diabetes, income status, exercise, anti-diabetic medication, self-blood glucose monitoring, complications and hypertension. The cut-off level of BMI, WC, WHtR, VAI, and LAP is 24.12 kg/m2, 83.5 cm, 0.51, 2.25, and 36.96for males, while 23.53 kg/m2, 77.5 cm, 0.49, 2.5, and 37.84 for females, respectively