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Table 1 Patient clinicodemographic characteristics and laboratory findings

From: The role of radiotherapy in the management of POEMS syndrome

Characteristic

All (n = 33)

RT ( n = 13)

Non-RT ( n = 20)

 

No. of patients (%)

No. of patients (%)

No. of patients (%)

p value *

Median age, year (range)

45 (25–68)

51 (25–68)

45 (28–63)

0.592

Gender

    

 Male

24 (73)

12 (92)

12 (60)

0.056

 Female

9 (27)

1 (8)

8 (40)

 

ECOG performance status

    

 1

6 (18)

2 (15)

4 (20)

0.451

 2

11 (33)

6 (46)

5 (25)

 

 3

16 (48)

5 (39)

11 (55)

Number of POEMS features

    

 ≤7 features

19 (58)

7 (54)

12 (60)

1.000

 >7 features

14 (42)

6 (46)

8 (40)

 

Type of M-protein

    

 IgG

17 (52)

8 (62)

9 (45)

0.305

 IgA

13 (39)

5 (38)

8 (40)

 

 IgG and IgA

3 (9)

0 (0)

3 (15)

 

Type of plasma cell-proliferative disorder

    

 OSM

13 (39)

8 (62)

5 (25)

0.067

 CD

4 (12)

0 (0)

4 (20)

0.136

 OSM + CD

10 (30)

5 (38)

5 (25)

0.461

 VEGF elevation without gross lesion

6 (18)

0 (0)

6 (30)

0.060

Plasma cell component in bone marrow

    

 ≤5%

20 (61)

8 (62)

12 (60)

1.000

 >5%

13 (39)

5 (38)

8 (40)

Abnormal clonal plasma cells in bone marrow

    

 Absent

28 (85)

13 (100)

15 (75)

0.131

 Present

5 (15)

0 (0)

5 (25)

Laboratory findings

    

 ESR >20 mm/h

16 (48)

5 (38)

11 (55)

1.000

 Hemoglobin <11 g/dL

2 (6)

0 (0)

2 (10)

0.508

 Hemoglobin >16 g/dL

5 (15)

4 (31)

1 (5)

0.066

 Platelets >450 x 103/μL

11 (33)

2 (15)

9 (45)

0.128

 Creatinine clearance <60 mL/min

5 (15)

0 (0)

5 (25)

0.131

  1. RT, radiotherapy; ECOG, Eastern Cooperative Oncology Group; Ig, immunoglobulin; OSM, osteosclerotic myeloma; CD, Castleman’s disease; VEGF, vascular endothelial growth factor; ESR, erythrocyte sedimentation rate.
  2. *The p value was calculated by the Pearson’s Chi-squared test between RT and non-RT.