Delay (in days) in the diagnosis of tuberculosis, Cuba, 1993–7
| Year | Interval 1 | Interval 2 | Total |
| 1993 | 38.1 | 56.9 | 95 |
| 1994 | 27.2 | 46.8 | 74 |
| 1995 | 19.8 | 31.4 | 51.2 |
| 1996 | 18.9 | 20.1 | 39 |
| 1997 | 19.7 | 14.2 | 33.9 |
Interval 1 = from onset of symptoms to consultation (patient's delay).
Interval 2 = from initial consultation to treatment (doctor's delay).
Total = from onset of symptoms to treatment (total delay).