Sensitivity of ligase chain reaction for the detection of C trachomatis in synovial tissue depending on the sample preparation. Synovial tissue was spiked either with isolated elementary bodies (EB) or with C trachomatis persistently infected monocytes
| Method | C trachomatis EB detected | C trachomatis infected monocytes detected |
| 1 | 100 | 1 |
| 2 | 10 | 1 |
| 3 | 100 | 10 |
| 4 | — | — |