Table 2.

The average of painreduction at different timesin patients received Propofol

The pain score in…	The average of painreduction in group I	P Value
Minute 5 comparing with presenting time	2.53 ± 1.34	<0.001
Minute 10 comparing with minute 5	2.37 ± 1.41	<0.001
Minute 20 comparing with minute 10	1.41 ± 1.48	<0.001
Minute 30 comparing with minute 20	0.827 ± 1.25	0.001
Minute 45 comparing with minute 30	0.375 ± 0.646	0.009