Table 3

- Association between antibody levels and characteristics of renal failure patients on hemodialysis.

VariablesMean±SDMedian (IQR)P-values
Gender 
Male2.26±1.153.00 (1.75-3.00)0.119
Female2.08±1.182.86 (1.35-3.00)
Age group (years)
<192.12±1.323.00 (0.81-3.00)0.990
20-402.08±1.243.00 (1.24-3.00)
41-602.21±1.093.00 (1.69-3.00)
>602.09±1.213.00 (1.28-3.00)
Time of diagnosis with renal failure
Before vaccine was started2.18±1.153.00 (1.52-3.00)0.772
After vaccination was started2.04±1.213.00 (1.30-3.00)
Cause of renal failure
Diabetes2.04±1.243.00 (0.84-3.00)0.623
Hypertension2.01±1.182.56 (1.27-3.00)
Hereditary/congenital2.14±1.093.00 (1.29-3.00)
Other disease(s)2.37±1.113.00 (2.25-3.00)
Unknown2.26±1.133.00 (1.88-3.00)
Previous COVID-19 infection
No2.21±1.133.00 (1.54-3.00)0.182
Yes1.86±1.302.58 (0.04-3.00)
Type of vaccines received
Homogenous2.05±1.202.94 (1.27-3.00)0.178
Heterogeneous2.31±1.103.00 (2.02-3.00)
Number of doses
One0.04±0.020.03 (0.03-0.03)<0.001*
21.87±1.162.21 (1.20-3.00)
32.48±1.013.00 (2.37-3.00)
Time since last dose
10 weeks2.27±1.103.00 (1.59-3.00)0.063
12 weeks2.00±1.242.58 (0.09-3.00)

Values are presented as mean ± standard deviation (SD) and median and interquartile range (IQR).

  • * Significant at 95% confidence level. Data presented are obtained from Mann-Whitney and Kruskal-Wallis tests. COVID-19: coronavirus disease-19