| Value | Category | Cases | |
|---|---|---|---|
| 0 | No register for referrals in | 473 |
41.1%
|
| 1 | Yes, and observed | 114 |
9.9%
|
| 2 | Yes, but could not observe | 15 |
1.3%
|
| 9 | Patients never referred in | 549 |
47.7%
|