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Table 2 Postoperative recurrence rate at 6-, 12-, and 24 months among two groups

From: Comparison of conventional and extended middle meatal antrostomy for the treatment of antrochoanal polyps

 

MMA (n = 48)

Extended MMA

(n = 47)

P

Post-6 months, n (%)

7 (14.58)

0 (0.00)

0.02

Post-12 months, n (%)

16 (33.33)

2 (4.26)

 < 0.01

Post-24 months, n (%)

21 (43.758)

3 (6.38)

 < 0.01