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Table 1 Association of age, clinical and biochemical parameters with diabetic retinopathy

From: Retinopathy among young adults with Diabetes Mellitus from a tertiary care setting in Sri Lanka

 

Diabetic retinopathy

p*

Diabetic retinopathy grade

Absent

Present

Mild NPDR

Moderate NPDR

Maculopathy

Mean (±SD)

Mean (±SD)

 

Mean (±SD)

Mean (±SD)

Mean (±SD)

Age (years)

36.5 (±5.9)

39.8 (±4.6)

<0.001

39.1 (±5.1)

40.4 (±4.0)

40.8 (±3.0)

Duration of diabetes (years)

4.4 (±3.3)

8.5 (±4.9)

<0.001

7.9 (±4.7)

8.8 (±4.9)§

11.2 (±5.0)♯,§

Height (cm)

157.6 (±10.0)

156.2 (±8.0)

NS

155.9 (±8.0)

156.0 (±7.4)

158.4 (±10.4)

Weight (kg)

61.9 (±11.9)

57.1 (±9.6)

<0.001

57.2 (±10.2)

55.8 (±9.0)

60.4 (±8.7)

Body Mass Index (kg/m2)

24.8 (±4.2)

23.3 (±3.2)

<0.001

23.4 (±3.2)

22.8 (±3.4)

24.1 (±2.7)

Waist circumference (cm)

87.4 (±9.8)

85.0 (±8.4)

<0.05

84.8 (±8.6)

84.3 (±8.3)

88.7 (±5.9)

Hip circumference (cm)

96.0 (±15.5)

91.8 (±6.3)

<0.01

92.2 (±6.5)

90.6 (±6.1)

93.5 (±5.1)

Waist to hip ratio

0.91 (±0.06)

0.92 (±0.06)

NS

0.92 (±0.05)

0.93 (±0.06)

0.95 (±0.04)

Waist to height ratio

0.56 (±0.07)

0.54 (±0.05)

NS

0.54 (±0.05)

0.54 (±0.06)

0.56 (±0.04)

Systolic blood pressure (mmHg)

119.1 (±12.7)

124.2 (±17.1)

<0.001

121.3 (±16.3)

125.3 (±16.1)

138.1 (±19.4)

Diastolic blood pressure (mmHg)

74.8 (±8.9)

77.4 (±10.2)

<0.01

75.9 (±8.9)

77.9 (±11.7)

83.4 (±10.6)

Fasting blood glucose (mg/dl)

163.6 (±66.8)

184.2 (±76.5)

<0.01

180.6 (±73.5)

187.4 (±82.0)

201.9 (±76.2)

HbA1c (%) [mmol/mol]

7.9% (±2.0) [62.8]

9.0% (±1.8) [74.9]

<0.001

8.7 (±1.8) [71.6]

9.4 (±1.6) [79.2]

10.1 (±1.2) [86.9]

Urine Microalbumin (mg/l)¥

7.9 (3.6 – 26.5)

14.3 (4.2 – 53.2)

<0.05

9.8 (4.1 – 45.6)

23.3 (7.2 – 71.2)

11.5 (3.0 – 97.5)

  1. *- patients with and without diabetes retinopathy; NPDR – Non Proliferative Diabetic Retinopathy; NS – Not Significant; ¥- Median and inter-quartile range; ♯,§values in a single row with the same superscript in the diabetes retinopathy grade are significantly different from each other (p < 0.01).