Biopsychosocial Aspects of Atypical Odontalgia

Table 5

(a) Description of the sample measures and differences between groups. (b) Measurement of current perception threshold (CPT) based on the location of facial pain.

(a)  

		AO			TN			M			TMD			PF			df	𝜒^2/𝑧^†
		𝑛	xm	sd	𝑛	xm	sd	𝑛	xm	sd	𝑛	xm	sd	𝑛	xm	sd
Sex	Male	6			6			6			2			6
	Female	12			10			11			12			8			4	3.16
Age			63.5	12.3		57.9	14.8		47.2	18.8		39	11.9		39.2	12.2		21.76***
Side of pain	Right	7			6			7			6
	Left	9			10			8			7						3	0.33
History of pain	Months		67.25	37.55		56.16	23.17		201.53	186		110.66	98				3	16.53***
CPT trago right (mAmp)	2000 Hz		124.31	51.47		126.68	74.63		201.37	85.93		167.21	85.93		205.35	85.26	4	11.6*
	250 Hz		30.93	17.39		41.93	29.25		55.06	37.96		59.92	48.36		71.42	41.14	4	9.87*
	5 Hz		21.25	13.82		25.87	22.39		43.81	34.96		39.21	30.55		53.78	32.94	4	10.89*
CPT trago left (mAmp)	2000 Hz		138.5	47.89		172.18	86.48		212.31	62		203.23	98.65		227.64	85.26	4	10.1*
	250 Hz		39.56	21.59		55.37	48.33		54.81	30.5		108.14	107.28		73.5	43.49	4	7.11
	5 Hz		33.12	19.9		29.56	35.11		33.93	24.22		68.92	60.22		59.21	40.54	4	10.81*
Mean of total CPT (L+R/2) (mAmp)	2000 Hz		131.4	40.82		149.43	76.15		206.84	64.12		180.23	79.92		216.5	87.7	4	14.17**
	250 Hz		35.25	17.53		48.65	38.48		54.93	31.87		84.03	68.3		72.46	39.81	4	8.41
	5 Hz		27.18	13.02		27.71	28.51		38.87	27.24		54.07	39.65		56.5	33.45	4	10.7*
Distressing events		10			4			2			1						3	18.69***

* 𝑃<0.05; **𝑃<0.01; ***𝑃<0.001; ****𝑃<0.0001; ^†(𝜒² value) Kruskal Wallis test and (𝑧 value) Mann-Whitney 𝑈 analyses.
AO: atypical odontalgia; TN: trigeminal neuralgia; M: migraine; TMD: temporomandibular disorder; PF: pain free.

(b)  

		Pain side	AO			𝑧	𝑃	TN			𝑧	𝑃	M			𝑧	𝑃	TMD			𝑧	𝑃
			𝑛	xm	sd			𝑛	xm	sd			𝑛	xm	sd			𝑛	xm	sd
	R	2000 Hz	7	130.71	22.33			6	111.83	67.77			7	222.50	106.28			6	158.33	84.35
	L	2000 Hz	9	119.33	63.31	0.37	ns	10	135.60	80.60	0.75	ns	8	194.50	67.23	0.57	ns	7	178.71	93.38	0.57	ns
CPT trago right (mAmp)	R	250 Hz	7	31.57	14.59			6	32.66	4.03			7	67.42	42.12			6	59.00	54.23
	L	250 Hz	9	30.44	20.16	0.63	ns	10	47.50	36.41	0.27	ns	8	49.37	33.72	0.92	ns	7	60.57	51.14	0.01	ns
	R	5 Hz	7	24.71	13.08			6	22.83	4.19			7	56.00	39.01			6	39.00	35.22
	L	5 Hz	9	18.55	14.52	1.45	ns	10	27.70	28.51	0.65	ns	8	37.37	30.91	1.15	ns	7	40.71	31.18	0.28	ns
	R	2000 Hz	7	129.85	61.02			6	191.00	36.75			7	229.14	65.02			6	203.83	109.58
	L	2000 Hz	9	145.22	37.27	0.79	ns	10	160.90	106.67	0.65	ns	8	209.00	55.92	0.63	ns	7	206.16	106.06	0.16	ns
CPT trago left (mAmp)	R	250 Hz	7	33.71	14.20			6	42.66	14.43			7	63.71	29.87			6	113.00	120.68
	L	250 Hz	9	44.11	25.88	0.52	ns	10	63.00	60.04	0.48	ns	8	51.25	31.16	0.92	ns	7	103.71	112.93	0.42	ns
	R	5 Hz	7	39.71	22.54			6	19.50	10.23			7	44.42	30.78			6	65.33	66.80
	L	5 Hz	9	28.00	17.14	0.90	ns	10	35.60	43.45	0.38	ns	8	28.25	13.66	1.04	ns	7	71.85	64.14	0.42	ns

(𝑧 value) Mann-Whitney 𝑈 analyses; ns: not statistically significant; R: right; L: left, mAmp: milliamperes.
AO: atypical odontalgia, TN: trigeminal neuralgia, M: migraine, TMD: temporomandibular disorder.