Table 4.

Para clinical characteristics of COVID-19 patients in Plasmapheresis and Control groups.

	Plasmapheresis			Control
Para clinical variables	Before (n = 22)	After (n = 22)	P.value	Before (n = 22)	After (n = 22)	P.value
Systolic pressure	117.2 ± 17.5	115.2 ± 22.7	0.69	121.2 ± 7.7	117.7 ± 7.5	0.15
Diastolic pressure	67 ± 16.9	73.3 ± 11	0.19	83 ± 8.3	77.1 ± 8	0.06
Respiratory rate (Per minute)	20 ± 4	18 ± 2	0.23	21 ± 2	20 ± 3	0.08
Heart rate (Per minute)	90 ± 7	81 ± 10	0.006	86 ± 8	88 ± 9	0.41
Oxygen Saturation level (SO2) %	89.5% ± 4.4	94.3% ± 5.2	0.013	91.7% ± 5.4	96.9% ± 1.2	<0.0001
PaO2/FiO2 (PF) ratio	65.36 ± 13.83	89.66 ± 21.11	<0.0001	182 ± 56.69	252.8 ± 52.56	<0.0001
WBC count × 103/microliter	6.83 ± 3.15	8.71 ± 4.04	0.46	5.71 ± 2.1	7.1 ± 1.7	0.0042
Lymphocyte percent	17.4 ± 9.7	13.8 ± 9.9	0.119	24.1 ± 12.2	3.04 ± 11.5	0.02
Neutrophil percent	76.9 ± 10.2	80.2 ± 12.5	0.19	67.9 ± 14.9	61.3 ± 13.1	0.03
Platelet count × 103/microliter	195.1 ± 65.3	170.3 ± 85.7	0.169	185.5 ± 43.4	190.2 ± 46.8	0.73
C-Reactive Protein (CRP)	Neg: 1 (4.5%) 1+: 3 (13.6%) 2+: 3 (13.6%) 3+: 15 (68.2%)	Neg: 8 (36.4%) 1+:6 (27.3%) 2+: 3 (13.6%) 3+: 5 (22.7%)	0.01	Neg: 2 (9.1%) 1+: 3 (13.7%) 2+: 5 (22.7%) 3+: 12 (54.5%)	Neg: 18 (81.8%) 1+:0 (0%) 2+: 3 (13.6%) 3+: 1 (4.6%)	<0.0001
Potassium (mg/dl)	4.36 ± 1.19	4.11 ± 0.53	0.366	–	–	–
Sodium	138 ± 4.2	137.4 ± 3.8	0.593	–	–	–
PTT (second)	36 ± 8.3	38.4 ± 15.6	0.495	33.7 ± 5.72	34.57 ± 8	0.69
PT (second)	14.1 ± 1.7	13.1 ± 2.4	0.073	13.8 ± 1.7	14 ± 1.6	0.78
International Normalized Ratio (INR)	1.16 ± 0.18	1.12 ± 0.1	0.252	1.15 ± 0.13	1.15 ± 0.2	0.42
ALT (IU/L)	50.3 ± 37.5	59.3 ± 46.7	0.235	–	–	–
AST (IU/L)	38.5 ± 15.7	43.3 ± 19.19.4	0.337	–	–	–
LDH (IU/L)	668.9 ± 267.4	637.3 ± 210	0.616	607.5 ± 256.2	443 ± 119.8	0.009
Ferritin (pg/ml)	878.9 ± 833.4	813.9 ± 558.9	0.769	–	–	–
Creatinine (mg/dl)	1.34 ± 0.88	1.35 ± 1.34	0.984	–	–	–

Quantitative results are shown as Mean ± SD.