From: Comparative study between intrapolyp steroid injection and oral steroid for treatment of sinonasal polyposis in Egyptian patients
Post-treatment
Oral steroids group
Injection group
P value
Mean
SD
Median
TNSS
8.30
5.12
8.00
10.89
4.62
9.00
0.006
TNPS
2.60
2.04
2.00
3.33
1.82
4.00
0.146