Table 1: The correlation of results obtained by; a) SPRCA/HA and Pcat; b) SPRCA/HA and pCTT.
| Antibody | Comparing Methods | Spearman’s rho | P-Value | Strength of Correlation | Association | Direction of Correlation | 
| a) SPRCA/HA and pCAT | ||||||
| IgM | ||||||
| Anti-A | HA-pCAT(1+) | 0.45 | < 0.05 | Moderate | Significant | Positive | 
| Anti-B | HA-pCAT(1+) | 0.42 | < 0.05 | Moderate | Significant | Positive | 
| IgG | ||||||
| Anti-A | SPRCA-pCAT(1+) | 0.52 | < 0.05 | Moderate | Significant | Positive | 
| Anti-B | SPRCA- pCAT(1+) | 0.58 | < 0.05 | Moderate | Significant | Positive | 
| IgM | ||||||
| Anti-A | HA - pCAT(2+) | 0.43 | < 0.05 | Moderate | Significant | Positive | 
| Anti-B | HA - pCAT(2+) | 0.41 | < 0.05 | Moderate | Significant | Positive | 
| IgG | ||||||
| Anti-A | SPRCA - pCAT(2+) | 0.51 | < 0.05 | Moderate | Significant | Positive | 
| Anti-B | SPRCA- pCAT(2+) | 0.59 | < 0.05 | Moderate | Significant | Positive | 
| IgM | ||||||
| Anti-A | HA - pCAT(3+) | 0.43 | < 0.05 | Moderate | Significant | Positive | 
| Anti-B | HA- pCAT(3+) | 0.4 | < 0.05 | Moderate | Significant | Positive | 
| IgG | ||||||
| Anti-A | SPRCA - pCAT(3+) | 0.53 | < 0.05 | Moderate | Significant | Positive | 
| Anti-B | SPRCA- pCAT(3+) | 0.58 | < 0.05 | Moderate | Significant | Positive | 
| b) SPRCA/HA and pCTT | ||||||
| IgM | ||||||
| Anti-A | HA - pCTT(1+) | 0.41 | < 0.05 | Moderate | Significant | Positive | 
| Anti-B | HA- pCTT(1+) | 0.42 | < 0.05 | Moderate | Significant | Positive | 
| IgG | ||||||
| Anti-A | SPRCA -pCTT(1+) | 0.47 | < 0.05 | Moderate | Significant | Positive | 
| Anti-B | SPRCA-pCTT(1+) | 0.48 | < 0.05 | Moderate | Significant | Positive | 
CTT: Pre HI treatment performed by CTT; CAT: Pre HI treatment performed by CAT; pCTT: Post HI treatment performed by CTT; pCAT: Post HI treatment performed by CAT