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Table 1 Baseline characteristics of patients with IgD MM, LCMM and healthy CTRs

From: N-glycosylation of serum proteins for the assessment of patients with IgD multiple myeloma

M protein type

IgD MM

LCMM

Healthy CTR

(κ 1, λ 19)

(κ 19, λ 22)

(n = 42)

Male (%)

12 (60.0%)

26 (63.4%)

25 (59.5%)

Age

56.75 ± 9.51

58.17 ± 12.14

59.14 ± 5.90

ISS stage I

4 (20.0%)

11 (26.8%)

/

ISS stage II

5 (25.0%)

3 (7.3%)

/

ISS stage III

11 (55.0%)

27 (65.9%)

/

Durie Salmon stage IIIA

16 (80.0%)

/

/

Durie Salmon stage IIIB

4 (20.0%)

/

/

Haemoglobin

89.50 ± 20.61

100.28 ± 28.46

146.34 ± 9.42

Total protein

62.95 ± 8.83

60.88 ± 7.89

76.24 ± 3.87

Albumin

36.33 ± 4.60

39.23 ± 5.51

47.17 ± 2.18

Serum FLC ratio

2.62 ± 1.74

/

/

Urine FLC ratio

204.47 ± 262.98

/

/

SPE positive (%)

13 (65.0%)

11 (26.8%)

/

IFE positive (%)

18 (90.0%)

23 (56.1%)

/

Bone lesions (%)

14 (70.0%)

/

/

Extramedullary infiltration (%)

3 (15.0%)

/

/

  1. Note: Quantitative data are expressed as the means ± standard deviation; qualitative data are expressed as n (%);/represents no relevant data documented
  2. Abbreviations: ISS international staging system, SPE serum protein electrophoresis, IFE immunofixation electrophoresis, FLC free light chain (including 15 serum samples and 16 urine samples in patients with IgD MM)