Table 6. Effect of tranexamic acid plus phenylephrine versus phenylephrine alone on amount of bleeding by duration of time and with or without polyposis using Fisher exact test.

Amount of bleeding (mL) mean (SD)	Without polyposis (n = 21)			With polyposis (n = 39)
	Intervention	Control	P value	Intervention	Control	P value
0–15 min	21.11 (6.49)	52.58 (11.12)	0.001	24.33 (16.15)	46.06 (16.19)	0.001
16–30 min	27.67 (16.44)	63.42 (20.60)	0.001	37.43 (23.05)	57.89 (17.73)	0.004
31–45 min	32.78 (16.19)	60.08 (17.91)	0.002	46.70 (25.67)	60.59 (26.82)	0.117
Total	81.56 (32.38)	176.08 (38.52)	0.001	108.45 (58.17)	166.53 (51.21)	0.003