IL6 and aplastic anemia: Mean IL-6 and IL-8 levels in the NSAA, SAA, and VSAA groups were 26.71±33.40 and 10.29±2.63 pg/ml, 198.84±150.39 and 89.82±77.18 pg/ml, and 516.71±36.73 and 220.50±23.45 pg/ml respectively, with a significant incremental trend with increasing aplastic anemia severity (p<0.001) (Table 2).