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. 2019 Aug 22;13:879. doi: 10.3389/fnins.2019.00879

TABLE 4.

Comorbidities in subjects with tinnitus with or without TMJ complaints.

Any tinnitus TFI ≥ 48 THI ≥ 58



TMJ (n = 486)
No (%)
No TMJ (n = 1996) No (%) TMJ (n = 97)
No (%)
No TMJ (n = 224) No (%) TMJ (n = 69)
No (%)
No TMJ (n = 122) No (%)
Hearing problem χ2(2) = 7.25, p = 0.027 (0.036) χ2(2) = 4.17, p = 0.124 (0.311) χ2(2) = 3.46, p = 0.177 (0.409)

Don’t know 100 (20.6) 310 (15.5) 14 (14.4) 23 (10.3) 6 (8.7) 11 (9)
Yes 230 (47.3) 996 (49.9) 59 (60.8) 162 (72.3) 38 (55.1) 82 (67.2)
No 156 (32.1) 690 (34.6) 24 (24.7) 39 (17.4) 25 (36.2) 29 (23.8)

Hearing aids χ2(3) = 3.37, p = 0.338 (0.376) χ2(3) = 2.03, p = 0.567 (0.771) χ2(3) = 1.53, p = 0.676 (0.751)

Yes, on both ears 38 (7.8) 117 (5.9) 23 (23.7) 41 (18.3) 14 (20.3) 20 (16.4)
Yes, on the right ear 6 (1.2) 17 (0.9) 4 (4.1) 6 (2.7) 3 (4.4) 4 (3.3)
Yes, on the left ear 5 (1) 25 (1.3) 2 (2.1) 7 (3.1) 1 (1.5) 5 (4.1)
No 437 (89.9) 1837 (92) 68 (70.1) 170 (75.9) 51 (73.9) 93 (76.2)

Problems tolerating sounds χ2(4) = 50.16, p < 0.0001 (0.0001) χ2(4) = 2.08, p = 0.721 (0.824) χ2(3) = 0.34, p = 0.952 (0.973)

Never 7 (1.4) 99 (5) 0 (0) 1 (0.5) 0 (0) 0 (0)
Rarely 50 (10.3) 350 (17.5) 5 (5.2) 13 (5.8) 4 (5.8) 6 (4.9)
Sometimes 176 (36.2) 800 (40.1) 21 (21.7) 62 (27.7) 14 (20.3) 29 (23.8)
Usually 153 (31.5) 498 (25) 36 (37.1) 79 (35.3) 24 (34.8) 41 (33.6)
Always 100 (20.6) 249 (12.5) 35 (36.1) 69 (30.8) 27 (39.1) 46 (37.7)

Sounds cause pain or physical discomfort χ2(2) = 58.18, p < 0.0001 (0.0001) χ2(2) = 5.5, p = 0.064 (0.175) χ2(2) = 5.27, p = 0.072 (0.308)

Don’t know 34 (7) 111 (5.6) 6 (6.2) 13 (5.8) 3 (4.4) 7 (5.7)
Yes 326 (67.1) 989 (49.6) 77 (79.4) 152 (67.9) 59 (85.5) 87 (71.3)
No 126 (25.9) 896 (44.9) 14 (14.4) 59 (26.3) 7 (10.1) 28 (23)

Headache χ2(2) = 164.05, p < 0.0001 (0.0001) χ2(2) = 15.93, p = 0.0003 (0.002) χ2(2) = 8.99, p = 0.011 (0.084)

Don’t know 10 (2.1) 34 (1.7) 2 (2.1) 4 (1.8) 2 (2.9) 4 (3.3)
Yes 231 (47.5) 392 (19.6) 50 (51.6) 64 (28.6) 36 (52.2) 37 (30.3)
No 245 (50.4) 1570 (78.7) 45 (46.4) 156 (69.6) 31 (44.9) 81 (66.4)

Vertigo/dizziness χ2(2) = 121.07, p < 0.0001 (0.0001) χ2(2) = 7.15, p = 0.028 (0.093) χ2(2) = 3.78, p = 0.151 (0.382)

Don’t know 32 (6.6) 63 (3.2) 4 (4.1) 10 (4.5) 1 (1.5) 6 (4.9)
Yes 196 (40.3) 380 (19) 42 (43.3) 63 (28.1) 26 (37.7) 32 (26.2)
No 258 (53.1) 1553 (77.8) 51 (52.6) 151 (67.4) 42 (60.9) 84 (68.9)

Neck pain χ2(2) = 331.64, p < 0.0001 (0.0001) χ2(2) = 42.92, p < 0.0001 (0.0005) χ2(2) = 25.87, p < 0.0001 (0.002)

Don’t know 9 (1.9) 27 (1.4) 1 (1) 6 (2.7) 0 (0) 2 (1.6)
Yes 318 (65.4) 460 (23.1) 70 (72.2) 73 (32.6) 50 (72.5) 42 (34.4)
No 159 (32.7) 1509 (75.6) 26 (26.8) 145 (64.7) 19 (27.5) 78 (63.9)

Other pain syndromes χ2(2) = 128.77, p < 0.0001 (0.0001) χ2(2) = 13.12, p = 0.001 (0.008) χ2(2) = 7.7, p = 0.021 (0.128)

Don’t know 17 (3.5) 23 (1.2) 1 (1) 3 (1.3) 2 (2.9) 3 (2.5)
Yes 199 (41) 373 (18.7) 51 (52.6) 70 (31.3) 34 (49.3) 36 (29.5)
No 270 (55.6) 1600 (80.2) 45 (46.4) 151 (67.4) 33 (47.8) 83 (68)

Under psychatric treatment χ2(2) = 23.84, p < 0.0001 (0.0001) χ2(2) = 3.83, p = 0.147 (0.316) χ2(1) = 1.01, p = 0.316 (0.588)

Don’t know 4 (0.8) 8 (0.4) 0 (0) 1 (0.5) 0 (0) 0 (0)
Yes 66 (13.6) 140 (7) 21 (21.7) 30 (13.4) 16 (23.2) 21 (17.2)
No 416 (85.6) 1848 (92.6) 76 (78.4) 193 (86.2) 53 (76.8) 101 (82.8)

Diagnosed disease χ2(1) = 6.26, p = 0.012 (0.019) χ2(1) = 0.74, p = 0.389 (0.648) χ2(1) = 0.93, p = 0.335 (0.588)

Yes 182 (37.5) 629 (31.5) 40 (41.2) 81 (36.2) 28 (40.6) 41 (33.6)
No 304 (62.6) 1367 (68.5) 57 (58.8) 143 (63.8) 41 (59.4) 81 (66.4)

Pairwise comparisons using Pearson’s Chi-square test are reported. Percentages (%) displayed refer to column percentages. p-Values adjusted for multiple comparisons are shown between parenthesis and included variables from Table 3.