Efficacy and safety of 0.4 percent sodium hyaluronate for endoscopic submucosal dissection of gastric neoplasms

Table 3 Summary of results n (%)

	Sodium hyaluronate	Control	P-value
ITT
Usefulness rate	30/33 (90.91)	22/36 (61.11)	0.004
Volume of injection	0.03 ± 0.02	0.06 ± 0.03	0.000
Procedural time	23.42 ± 16.76	21.64 ± 16.52	0.658
Steepness			0.228
Steep	26 (78.79)	27 (75.00)
Mild	6 (18.18)	4 (11.11)
Non lifted	1 (3.03)	5 (13.89)
Absence of bleeding	32/33 (96.97)	32/36 (88.89)	0.359
Satisfaction	30/33 (90.91)	22/36 (61.11)	0.002
PP
Usefulness rate	27/29 (93.10)	21/34 (61.76)	0.004
Volume of injection	0.03 ± 0.02	0.06 ± 0.03	0.000
Procedural time	23.79 ± 17.51	19.71 ± 12.65	0.288
Steepness			0.474
Steep	24 (82.76)	26 (76.47)
Mild	4 (13.79)	4 (11.76)
Non lifted	1 (3.45)	4 (11.76)
Absence of bleeding	29/29 (100.00)	30/34 (88.24)	0.118
n (%)	27/29 (93.11)	21/34 (61.77)	0.002

ITT: Intention to treat; PP: Per protocol.