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Table 1 Baseline demographics

From: Limited referral to nephrologists from a tertiary geriatric outpatient clinic despite a high prevalence of chronic kidney disease and anaemia

 

65-75 years old (n = 87)

75-85 years old (n = 221)

>85 years old (n = 131)

All (n = 439)

Male (%)

42 (47.1%)

89 (40.3%)

44 (33.6%)

175 (39.9%)

Estimated Glomerular Filtration Rate (eGFR) (mL/min/1.73 m2)

74.0 ± 26.7

69.4 ± 31.8

59.7 ±24.2

67.4 ± 29.1

Chronic Kidney Disease (CKD) stage (eGFR) (%)

    

1 (>90 mL/min/1.73 m2)

33.3

17.2

11.5

18.7

2 (60–90 mL/min/1.73 m2)

34.5

44.8

26.7

37.4

3 (30–60 mL/min/1.73 m2)

26.4

33.9

56.5

39.2

4 (15–30 mL/min/1.73 m2)

2.3

3.2

5.3

3.6

5 (<15 mL/min/1.73 m2)

3.5

0.9

0

1.1

Haemoglobin (g/dL)

13.0 ± 1.7

13.0 ± 1.8

12.6 ± 1.9

12.9 ± 1.8

Mean Cell Volume (fL)

91.3 ± 4.9

91.5 ± 6.7

92.8 ± 6.1

91.9 ± 6.2

Vitamin B12 (pmol/L)

410.9 ± 203.1

409.3 ± 320.0

436.8 ± 360.2

418.1 ± 318.3

Red cell folate (nmol/L)

1087.9 ± 653.8

1477.6 ± 940.9

1082.1 ± 871.3

1294.2 ± 898.3

Ferritin (μg/L)

251.9 ± 491.6

221.3 ± 342.9

169.3 ± 228.2

212.4 ± 345.9

Transferrin saturation (%)

21.6 ± 9.0

17.2 ± 10.2

16.9 ± 8.8

17.9 ± 9.7