Table 3.

Correlation between hsa_circ_ 0087776 expression and clinicopathologic features of MM patients

Clinical Characteristics	Case Number	hsa_circ_ 0087776		Pearson χ2	P-value
		Low Expression	High Expression
Gender				2.944	0.860
Male	66	38	28
Female	70	30	40
Age				0.268	0.605
<65	75	39	36
≥65	61	29	32
M protein				1.121	0.290
IgA	84	39	45
IgG	52	29	23
Light chain				0.472	0.492
λ	64	30	34
κ	72	38	34
HGB (g/L)				0.138	0.710
<120	94	46	48
≥120	42	22	20
Total protein				0.287	0.592
Normal	97	42	45
Abnormal	49	26	23
Albumin				0.538	0.463
Normal	92	44	48
Abnormal	44	24	20
Globulin				0.282	0.595
Normal	85	41	44
Abnormal	51	27	24
β₂-MG (μg/L)				0.034	0.854
<3.5	93	46	47
≥3.5	43	22	21
Renal injury				4.225	0.040*
Yes	41	26	15
No	95	42	53
Bone injury				0.033	0.857
Yes	89	45	44
No	47	23	24

Note: Statistical analyses were carried out using Pearson χ² test. *P < 0.05 was considered significant