Table 3. Major complication association with nomogram score.

Complication	Low-risk group (n=117)	High-risk group (n=77)	P value
Reintubation	1 (0.9%)	15 (19.5%)	<0.001
Pneumonia	4 (3.4%)	18 (33.6%)	<0.001
Anastomotic or conduit leak*	4 (3.4%)	13 (16.9%)	0.0012
Initial ventilatory support >48 hours	1 (0.9%)	21 (27.3%)	<0.001
Recurrent nerve paresis	5 (4.3%)	14 (18.2%)	0.0014
Other Clavian class III or IV	4 (3.4%)	19 (24.7%)	<0.001
30-day morbidity	12 (10.3%)	54 (70.1%)	<0.001

Data are the numbers and percentages of patients. Some patients had more than 1 complication. *, requiring percutaneous intervention or reoperation (categorized as other Clavien Class III for analysis).