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Table 2 Characteristics of study subjects

From: Inflammation causes tissue-specific depletion of vitamin B6

Characteristic

RA (n = 33)

Controls (n = 17)

P

Sex (F:M)

23:10

10:7

-

Age

53.5 ± 12.4

52.9 ± 15.7

NS

Height (cm)

167.3 ± 11.0

170.1 ± 8.6

NS

Weight (kg)

77.1 ± 21.1

74.9 ± 17.9

NS

Rheumatoid factor (IU/mL)

89.4 ± 76.1

< 20

<0.0001

Chemistry

   Urinary creatinine (g/24 h)

1.0 ± 0.4

1.2 ± 0.3

NS

   Serum urea nitrogen (mg/dL)

13.2 ± 4.3

15.6 ± 3.0

<0.05

   Albumin (g/dL)

3.9 ± 0.4

4.0 ± 0.4

NS

   Serum AST (IU/L)

19.4 ± 9.8

21.9 ± 11.2

NS

   Serum ALT (IU/L)

21.4 ± 4.5

23.9 ± 7.5

NS

   Alkaline phosphatase (IU/L)

72.2 ± 19.6

57.2 ± 14.3

<0.01

Hematology

   White blood cell counts (/nL)

7.3 ± 3.0

5.5 ± 1.2

<0.01

   Hematocrit (%)

38.0 ± 3.5

39.8 ± 3.1

0.06

   Hemoglobin (g/dL)

13.0 ± 1.6

13.7 ± 1.2

0.08

   Mean corpuscular volume (fL)

88.3 ± 4.1

87.6 ± 6.4

NS

   ESR (mm/h)

30.8 ± 20.4

8.2 ± 2.8

<0.0001

  1. Data are presented as means ± SD. AST, aspartate aminotransferase; ALT, alanine aminotransferase; ESR, erythrocyte sedimentation rate; RA, rheumatoid arthritis. Bold P values are statistically significant.