Table 3: Duration of the procedure and total dose of propofol [mean (SD)].

Duration of Procedure Groups
LMA
(N=45)
NPA
(N=45)
T-test
N % N % T P-value
15 min 8 17.8 19 42.2
20 min 13 28.8 15 33.3
25 min 12 26.6 7 15.5
30 min 8 17.7 4 8.8
35 min 4 8.9 0 0.0
Total duration (Mean± SD)min 25.29 ± 3.64 18.53 ± 3.28 9.255 <0.001**
Total propofol dose mg 1505.14 ± 245.78 420.17 ± 75.38 28.311 <0.001**

*P < 0.05 is considered significant, *P < 0.001 is considered highly significant