. 2014 Oct 5;16(10):e18797. doi: 10.5812/ircmj.18797

Table 3. Correlation Between Variables.

Items	Frequency	Intensity	Composite
Age	-0.15^a	0.03	-0.16^a
Years of experience	-0.09	-0.03	-0.11 ^b

^a P value is less than 0.01.

^b P value is less than 0.05.