Table 3.

30-day complications

	No intervention	Pyloroplasty / pyloromyotomy	Dilation	Dilation + botulinum toxin	Total	P-value
N	44	197	8	44	293
Aspiration	5 (11.4%)	4 (2.0%)	0	2 (4.5%)	11 (3.8%)	0.029
Pneumonia	3 (6.8%)	26 (13.2%)	0	6 (13.6%)	35 (11.9%)	0.458
Anastomotic leak requiring medical treatment only	2 (4.5%)	1 (0.5%)	0	2 (4.5%)	5 (1.7%)	0.109
Anastomotic leak requiring operative intervention	1 (2.3%)	8 (4.1%)	1 (12.5%)	3 (6.8%)	13 (4.4%)	0.500
Postoperative pyloric dilation before discharge	7 (15.9%)	5 (2.5%)	0	3 (6.8%)	15 (5.1%)	0.003