Association of neutrophil-lymphocyte ratio with cardiovascular and all-cause mortality in patients receiving chronic hemodialysis: Systematic review and meta-analysis

Table 2 Baseline characteristics of the study population from the included studies

Ref.	Total Platelets (109/L)	NLR	Hb (g/dL)	S Ferritin (ng/mL)	S Creatinine (mg/dL)	Smoking	HTN	Stroke	DM	CRP (mg/dL)
Erdem et al[13]	222 ± 64	3.51 ± 0.95a	11.15 ± 0.9	N/A	9.75 ± 2.5	N/A	N/A	N/A	N/A	N/A
Abe et al[14]	206 ± 59	3.72 ± 4.9a	8.8 ± 1.3	148.9 ± 180.8	10.2 ± 3.4	16 (18.6)	N/A	21 (24.4)	N/A	N/A
Neuen et al[15]	N/A	3 ± 0.28a	10.8 ± 1.5a	483 ± 98	N/A	32 (19)	N/A	6 (3.5)	117 (69)a	N/A
Ouellet et al[16]	N/A	3.84 ± 3.27a	N/A	N/A	N/A	N/A	N/A	231 (4)	3007(52)a	N/A
Yaprak et al[17]	174 ± 56	2.52 ± 0.91	10.6 ± 1.5	1015 ± 513	7.68 ± 2.46	N/A	N/A	N/A	N/A	1.36 ± 2.00
Sato et al[18]	202 ± 92a	4.09 ± 6.94a	8.9 ± 1.3	82.6 ± 119.9	10.1 ± 3.2	N/A	77 (98.7)	7 (9.0)	N/A	0.24 ± 1.41a
Li et al[19]	N/A	3.36 ± 1.65	11.49 ± 1.27	N/A	10.33 ± 1.9	71 (26.5)	N/A	N/A	49 (18.3)	N/A
Xiang et al[20]	N/A	3.22 ± 0.3a	10.68 ± 1.52	0.15 ± 0.05a	11.46 ± 3.19	85 (23.9)	262 (74)	N/A	66 (18.6)	N/A
Woziwodzka et al[21]	N/A	3 ± 0.37	N/A	N/A	5 ± 0.43	20 (23.8)	71 (84.5)	3 (3.6)	25 (29.8)	7.4 ± 3.26
Balboul et al[22]	182 ± 16.4	3.55 ± 0.6	10.4 ± 1.5	N/A	6.42 ± 2.4	N/A	N/A	N/A	61	1.19 ± 0.65
Kular et al[23]	N/A	6.9 ± 8.4a	10.5 ± 1.5	N/A	N/A	71 (32)a	182 (81)	49 (22)a	120 (54)	N/A
Oguz et al[24]	174 ± 78	6.49 ± 7.88a	9.87 ± 1.65	1024 ± 1206a	N/A	49 (40)	93 (76)	N/A	53 (43)a	74 ± 96.82a
Zhang et al[25]	171.5 ± 15.3a	3.42 ± 0.4a	11.2 ± 0.35a	N/A	N/A	N/A	N/A	N/A	N/A	64 ± 30.63
Lano et al[6]	199 ± 83a	4.01 ± 2.6a	10.7 ± 1.2	562 ± 462	N/A	104 (57)	159 (87)	N/A	73 (40)	N/A
Wang et al[26]	N/A	3.365 ± 0.98a	10.99 ± 1.8	N/A	N/A	N/A	N/A	N/A	N/A	N/A
Parmelia et al[27]	192.5 ± 12.27	3.2 ± 0.37a	10.3 ± 0.36	N/A	11.3 ± 3.3	N/A	146 (92)	N/A	31 (19.5)	N/A
Wang et al[28]	N/A	3.31 ± 1.36a	10.57 ± 1.85a	N/A	7.01 ± 2.86	N/A	N/A	N/A	N/A	N/A
Zhang et al[29]	172 ± 13.62a	3.22 ± 0.35a	10.6 ± 1.0	182 ± 71.64	11.3 ± 65.74	43 (14.19)	252 (83)	N/A	80 (26.4)	N/A
He et al[30]	198.03 ± 80.9a	3.63 ± 1.80a	10.4 ± 2.26	228.9 ± 350.9a	11.2 ± 3.8	N/A	23 (13.7)	N/A	44 (26.2)	N/A

^aP < 0.05.

Hb: Hemoglobin; NLR: Neutrophil-lymphocyte ratio; S: Serum; HTN: Hypertension; DM: Diabetes mellitus; CRP: C-reactive protein; N/A: Not available.