Table 2.
Patient characteristics, according to PITL level.
| Level I | Level II | Level IIIA | Level IIIB | Level IV | |
|---|---|---|---|---|---|
| Cases | 8 (12.9%) | 36 (58%) | 11 (17.8%) | 6 (9.7%) | 1 (1.6%) |
| F/M | 7/1 | 32/4 | 9/2 | 4/2 | 0/1 |
| Age (range) | 56.7 (53–74) | 55 (12–82) | 65.2 (50–79) | 63.5 (29–77) | 62 |
| BMI (kg/m2) | 26.2 | 25 | 28.1 | 26.3 | 36.6 |
| BMI <24.9 | 3 | 16 | 4 | 3 | 0 |
| BMI >25, < 29,9 | 3 | 18 | 3 | 1 | 0 |
| BMI >30 | 2 | 2 | 4 | 2 | 1 |
| Intubation: Elective/Emergency | 7/1 | 29/7 | 11/0 | 4/2 | 0/1 |
| Lumen Type: Single/double | 4/4 | 26/10 | 6/5 | 3/3 | 1/0 |
| Single lumen size | 7.5 (#3), 8 (#1) | 7.5 (#12), 8 (#13), 8.5 (#1) | 7.5 (#4), 8 (#2) | 7.5 (#1), 8 (#2) | 8 (#1) |
| Double lumen size | 35 (#2), 37 (#2), 39 (#1) | 35 (#5), 37 (#4), 39 (#1) | 35 (#2), 37 (#3) | 35 (#1), 37 (#3) | 0 |
| Number of rings (range) | 4.1 (3–6) | 4.6 (2–10) | 4.5 (3–8) | 4 (3–6) | 3 |
| Length of tear [cm] (range) | 2.9 (2–3.5) | 2.9 (1–6) | 2.8 (1.5–4.5) | 2.1 (1.5–3.5) | 2 |
| Tracheal location (Upper/mid-lower/lower) | 1/6/1 | 7/20/9 | 1/9/1 | 0/5/1 | 0/1/0 |
| Conservative approach (sealant) | 8 | 36 | 11 | 0 | 0 |
| Surgery | 0 | 0 | 0 | 6 | 1 |
| Hospital stay | 10 | 10.6 | 11.5 | 17.6 | 40 |
| Day of antibiotics | 7.8 | 8 | 8.4 | 11.5 | 30 |
| Complications | 0 | 1 | 2 | 1 | 1 |
| Atrial fibrillation | 1 (PO day 5) | 1 (PO day 7) | 1 (PO day 5) | 0 | |
| Renal failure | 0 | 1 (PO day 4) | 0 | 0 | |
| Prolonged intubation | 0 | 0 | 0 | 1 (from PO day 0 to PO day 3) |