Table 1.
Level of parameters in irradiated and control red blood cells
| Potassium (mmol/L) | |||
|---|---|---|---|
| Group 1 | |||
| Day | R | C | P |
| 2 | 6.71± 1.28 | 4.17 ± 0.34 | 0.05 |
| 9 | 15.94±3.95 | 11.60±1.84 | 0.001 |
| 16 | 22.01± 4.44 | 15.48±2.28 | 0.001 |
| Group 2 | |||
| Day | R | C | P |
| 9 | 16.50±2.06 | 11.60±1.84 | 0.001 |
| 16 | 20.30±3.76 | 15.48±2.28 | 0.001 |
| 23 | 26.30±5.36 | 20.16±2.92 | 0.001 |
| Group 3 | |||
| Day | R | C | P |
| 14 | 20.85±2.03 | 14.73±2.11 | 0.001 |
| 21 | 22.62±2.82 | 19.02±2.53 | 0.001 |
| 28 | 33.25±2.21 | 23.94±3.50 | 0.001 |
| LDH (mmol/L) | |||
| Group 1 | |||
| Day | R | C | P |
| 2 | 233.10± 38.02 | 224.10± 45.26 | N.S |
| 9 | 362.00±58.61 | 304.00±43.33 | N.S |
| 16 | 614.50± 120.53 | 529.80±78.72 | N.S |
| Group 2 | |||
| Day | R | C | P |
| 9 | 508.70±163.69 | 304.00±43.33 | N.S |
| 16 | 705.60±181.91 | 529.80±78.72 | N.S |
| 23 | 953.20±264.23 | 817.00±148.09 | N.S |
| Group 3 | |||
| Day | R | C | P |
| 14 | 577.50±198.70 | 514.00±116.65 | N.S |
| 21 | 820.20±216.11 | 749.20±134.04 | 0.03 |
| 28 | 999.30±185.80 | 920.80±125.80 | N.S |
| Hemolysis index ( (% | |||
| Group 1 | |||
| Day | R | C | P |
| 2 | 0.02± 0.01 | 0.03 ± 0.17 | N.S |
| 9 | 0.05 ±0.02 | 0.05± 0.03 | N.S |
| 16 | 0.08± 0.01 | 0.09 ±0.04 | N.S |
| Group 2 | |||
| Day | R | C | P |
| 9 | 0.06±0.04 | 0.05±0.03 | N.S |
| 16 | 0.08±0.04 | 0.09±0.04 | N.S |
| 23 | 0.16±0.06 | 0.13±0.05 | N.S |
| Group 3 | |||
| Day | R | C | P |
| 14 | 0.12±0.08 | 0.07±0.02 | N.S |
| 21 | 0.15±0.08 | 0.12±0.04 | N.S |
| 28 | 0.23±0.08 | 0.19±0.07 | N.S |
| Sodium (mmol/L) | |||
| Group 1 | |||
| Day | R | C | P |
| 2 | 149.70 ± 1.15 | 148.50± 4.64 | N.S |
| 9 | 136.80±2.52 | 145.60±2.31 | 0.05 |
| 16 | 129.30±2.83 | 142.00± 2.53 | 0.05 |
| Group 2 | |||
| Day | R | C | P |
| 9 | 143.40±1.17 | 145.60±2.31 | 0.05 |
| 16 | 133.50±2.67 | 142.00±2.53 | 0.05 |
| 23 | 123.50±3.13 | 136.50±2.95 | 0.04 |
| Group 3 | |||
| Day | R | C | P |
| 14 | 133.90±2.18 | 143.00±2.58 | 0.05 |
| 21 | 125.10±3.03 | 137.40±4.83 | 0.04 |
| 28 | 120.60±2.50 | 135.60±3.59 | 0.04 |
| 2,3 DPG (µmol/ml ) | |||
| Group 1 | |||
| Day | R | C | P |
| 2 | 2.26±0.83 | 2.06±0.66 | N.S |
| 9 | 1.86±0.28 | 1.97±0.61 | N.S |
| 16 | 1.56±0.25 | 1.27±0.63 | 0.02 |
| Group 2 | |||
| Day | R | C | P |
| 9 | 2.15±0.99 | 1.97±0.61 | 0.03 |
| 16 | 1.89±0.69 | 1.27±0.63 | 0.04 |
| 23 | 1.32±0.58 | 1.11±0.52 | 0.01 |
| Group 3 | |||
| Day | R | C | P |
| 14 | 1.76±0.69 | 1.44±0.62 | 0.03 |
| 21 | 1.46±0.35 | 1.16±0.65 | 0.03 |
| 28 | 1.18±0.38 | 1.01±0.73 | 0.01 |
R: irradiated red cells, C: control, *P for each parameter at different storage time (Independent sample T- test). P=< 0.05 was considered significant and P>0.05 was considered non-significant different (N.S), **Group 1= Day 2,7,16 after blood collection, Group 2= Day 9, 16, 23 after blood collection, Group 3= Day 14, 21, 28 after blood collection