Table 2.

Pain characteristics of the 2 study groups (local myalgia vs. myofascial pain with referral)

	Local myalgia	Myofascial pain with referral	p
Temporal characteristics: In the last 30 days, which of the following best describes any pain in your jaw, temple, in the ear, or in front of the ear on either side?
No pain	5 (4.5%)	2 (2.4%)	0.772
Pain comes and goes	72 (64.9%)	52 (63.4%)
Pain is always present	34 (30.6%)	28 (34.1%)
Pain duration: How many months ago did your pain in the jaw, temple, in the ear, or in front of the ear first begin?
(Mean ± SD)	50.08 ± 73.01	61.03 ± 93.93	0.217
Median (IQR)	18.00 (6.00–60.00)	24.00 (11.50–72.00)
Report of headache: In the last 30 days, have you had any headaches that included the temple areas of your head?
No	53 (46.9%)	21 (25.6%)	0.002
Yes	60 (53.1%)	61 (74.4%)
Headache duration: How many years or months ago did your temple headache first begin?
(Mean ± SD)	62.73 ± 77.58	52.05 ± 98.93	0.295
Median (IQR)	27.00 (4.25–96.00)	24.00 (3.00–60.00)
Characteristic Pain Intensity (CPI) (1–100)
Mean ± SD)	54.27 ± 23.03	60.9 ± 21.74)	0.033
Median (IQR)	53.33 (40.00–70.00)	66.67 (43.33–80.00)
Pain persistence: On how many days in the last 6 months have you had facial pain?
(Mean ± SD)	80.16 ± 76.44	84.51 ± 69.89	0.499
Median (IQR)	30.00 (13.25–180.00)	60.00 (20.00–180.00)
Pain Persistence Score:
Low (≤ 89 days)	58 (60.4%)	39 (53.4%)	0.363
High (≥ 90 days)	38 (39.6%)	34 (46.6%)

*Significant values are shown in bold