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Analysis of probability for collision.
| N-grams | Inverse probability (lower bound) | Inverse probability (upper bound) |
| Name | 104 | 264 |
| MRN | 94 | 104 |
| DOB | 102 | 102 |
| Random number | 106 | 106 |
| Total | 6.6 × 1015 | 4.6 × 1017 |
| EC for 106 records | 0.000076 | 1.09× 10-6 |
| EC for 107 records | 0.0076 | 1.09× 10-4 |
| EC for 108 records | 0.76 | 0.0109 |
