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Table 4 ESR and CRP levels in men and women per age group

From: How age and sex affect the erythrocyte sedimentation rate and C-reactive protein in early rheumatoid arthritis

Men (N = 227)

Women (N = 362)

Variable*

Median (IQR)

Variable*

Median (IQR)

ESR

 

ESR

 

Age group

 

Age group

 

  <55 years (n = 70)

11.00 (4.75-29.00)

<55 years (n = 161)

15.00 (8.00-29.00)

  55 - 65 years (n = 80)

17.50 (10.00-33.00)

  55 - 65 years (n = 95)

25.00 (12.00-37.00)

  >65 years (n = 77)

31.00 (17.50-41.50)

  >65 years (n = 106)

27.00 (17.75-42.00)

CRP

 

CRP

 

Age group

 

Age group

 

  <55 years (n = 70)

6.50 (5.00-17.50)

  <55 years (n = 161)

5.00 (5.00-13.00)

  55 - 65 years (n = 80)

8.50 (5.00-24.00)

  55 - 65 years (n = 95)

5.00 (5.00-18.00)

  >65 years (n = 77)

11.00 (5.00-26.50)

  >65 years (n = 106)

10.00 (5.00-24.25)

  1. *ESR = erythrocyte sedimentation rate, CRP = C-Reactive Protein.