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Table 2 Comparison of AS subjects with respect to treatment type

From: Biomarkers and cytokines of bone turnover: extensive evaluation in a cohort of patients with ankylosing spondylitis

 

Anti-TNF treatment(n = 23)

Conventional treatment(n = 32)

p value

BASFI

3.7 (1.5–7.7)

3.8 (0.1–8.8)

0.4

BASDAI

4 (1.3–8.1)

5.5 (1–9)

0.08

BASRI-hip

0 (0–4)

0 (0–2.5)

0.1

BASRI-spine

7.5 (2–12)

5.5 (2–12)

0.09

BASMI

4 (1–9)

2 (1–9)

0.003

BMD-Lumbar spine (g/cm2)

1 (0.7–1.6)

0.9 (0.8–1.4)

0.3

BMD-Femoral neck (g/cm2)

0.8 (0.6–1)

0.8 (0.5–1.1)

0.5

IL-6 (pg/mL)

13 (5–545)

20 (6–300)

0.9

IFNγ (pg/ml)

0.002 (0.002–0.03)

0.002 (0.002–1.96)

0.6

BAP (U/L)

33 (17–107)

28 (13–47)

0.04

Vitamin D (nM)

84 (12–266)

92 (4–244)

0.9

NTX (nM, bone collagen equivalent)

78 (52–188)

83 (64–114)

0.4

TRAP 5 (U/L)

4 (2.3–5.8)

3.7 (2.3–6.6)

0.3

hPTH (pg/mL)

46 (44–130)

46 (44–170)

0.8

sRANKL (pmol/L)

284 (103–1598)

285 (101–956)

0.5

OPG (pg/mL)

274 (52–1080)

384 (84–1118)

0.04

sRANKL/OPG

1.28 (0.2–22.6)

0.73 (0.14–4.5)

0.03

Sclerostin (pmol/L)

75 (48–95)

68 (49–126)

0.6

sFRP1 (ng/mL)

0.1 (0.1–17)

0.2 (0.1–0.4)

0.1

DKK1 (pg/mL)

108 (39–771)

87 (17–370)

0.03

  1. Data are presented as the median with minimum and maximum values. BASFI= Bath ankylosing apondylitis functional index, BASDAI= Bath ankylosing spondylitis disease activity index, BASMI= Bath ankylosing spondylitis metrology index, BASRI= Bath Ankylosing spondylitis radiologic index, IL-6= interleukin 6, IFNγ= interferon-gamma, BAP= bone-specific alkaline phosphatase, NTX= cross-linked N-telopeptide of type I collagen, TRAP 5= serum band 5 tartrate-resistant acid phosphatase, hPTH= human parathyroid hormone, sRANKL= soluble receptor activator of nuclear factor kappa-B ligand, OPG= osteoprotegerin, sFRP1= secreted frizzled-related protein 1, DKK1= Dickkopf-related protein 1.