International Journal of Nephrology / 2021 / Article / Tab 2 / Research Article
SARS-CoV-2 Antibodies in Hemodialysis Patients Six Months after Infection Compared to Healthcare Workers Table 2 Comparison of categorial and continuous variables between cluster 1 and cluster 2 characterized by statistical differences in circulating levels of SARS-CoV-2 antibodies.
Cluster 1 (N = 21) Cluster 2 (N = 24) valueCirculating levels of antibodies 122 [23.1/164] 48.5 [33/87.6] 0.029 Age 68 [60/79] 65 [57.8/74.8] 0.45 BNP (pg/mL) 259 [111.5/527] 1013 [406.5/1944.8] 0.004 D-dimers (pg/mL) 1115 [750/1288.5] 1360 [865/2130.5] 0.24 Lymphocytes (/mm3 ) 1274 [902/1531] 706 [574.5/842.8] 0.0001 Ferritin (ng/mL) 362 [182/624] 409[274.5/1039.5] 0.75 Troponin (ng/mL) 33,5 [17.3/100.2] 41.2 [23.4/66.5] 0.77 Neutrophil/lymphocyte ratio 3.2 [2.1/4] 13.2 [8.8/35.5] <0.0001 CRP (mg/L) 15.9 [3.8/49.8] 174 [87.4/198.5] <0.0001 Gender Women 8 (38.1%) 10 (41.7%) 1.00 Men 13 (61.9%) 14 (58.3%) Need oxygen Yes 4 (19%) 18 (78.3%) 0.0002 No 17 (81%) 5 (21.7%) Pulmonary lesion extension Nothing 5 (27.8%) 0 (0%) 0.0002 Mild 6 (33.3%) 1 (4.8%) Moderate 6 (33.3%) 8 (38.1%) Serious to critical 1 (5.6%) 12 (57.1%)
Wilcoxon–Mann–Whitney test.
Fisher’s exact test.