SCE frequencies in the patient group without HLA-B27
| Sex | Age | Mean | |
|---|---|---|---|
| 1 | M | 45 | 8.64 |
| 2 | F | 51 | 7.56 |
| 3 | F | 30 | 8.24 |
| 4 | M | 36 | 8.12 |
| 5 | M | 44 | 8.12 |
| 6 | M | 35 | 8.48 |
| 7 | M | 48 | 8.41 |
| 8 | M | 38 | 7.68 |
| 9 | F | 37 | 7.46 |
| 10 | F | 39 | 7.51 |
| 11 | F | 36 | 8.26 |
| 12 | M | 54 | 7.69 |
| 13 | F | 41 | 7.86 |
| 14 | M | 35 | 8.41 |
| 15 | F | 33 | 7.56 |
| 16 | M | 39 | 7.48 |
| 17 | M | 43 | 7.26 |
| 18 | F | 33 | 7.61 |
| 19 | M | 36 | 8.26 |
| Mean (SE) | 39.6 (1.5) | 7.93 (0.09) |