Table 3 Migraine diagnosis and olfactory sensitization in n = 113 patients with migraine. Migraine-related impairment in daily life: evaluation in categories: high vs. low impairment - cut-off value for MIDAS 21 points

interictal hypersensitivity

odour triggered attack

OR = 4.419

[1.783;10.952]

p = 0.001

preictal hypersensitivity

OR = 1.789 [0.723;4.429]

p = 0.208

OR = 2.896

[1.139;7.364]

p = 0.026

ictal hypersensitivity

OR = 3.546

[1.218;10.324]

p = 0.02

OR = 1.737

[0.556;5.423]

p = 0.342

OR = 10.611 [3.355;33.557]

p < 0.001

Midas category

OR = 1.814

[0.754;4.364]

p = 0.184

OR = 1.909

[0.807;4.516]

p = 0.141

OR = 2.653

[1.061;6.633]

p = 0.037

OR = 0.627

[0.25;1.57]

p = 0.318

Midas numeric

OR = 2.007

[1.156; 3.484]

p = 0.015

OR = 1.940

[1.133;3.320]

p = 0.017

OR = 1.554 [0.879; 2.748]

p = 0.132

OR = 0.914

[0.512; 1.631]

p = 0.761

disease duration

M = 8.036

[1.666; 14.406]

p = 0.015

M = 2.119

[− 4.091; 8.330]

p = 0.505

M = − 1.745

[− 8.656; 5.166]

p = 0.622

M = 0.85

[− 6.152;7.852]

p = 0.445

W = 1042.5 p = 0.435

Spearman

Rho = 0.140

p = 0.170

age

M = 10.7

[3.938; 17.462]

p = 0.002

M = 1.346

[− 4.325; 7.017]

p = 0.643

M = 0.507

[− 5.412; 6.426]

p = 0.867

M = − 4.7

[− 11.913; − 2.513]

p = 0.204

W = 1642

p = 0.513

Spearman

Rho =0.180

p = 0.056

Spearman

Rho = 0.651

p < 0.001

BMI

M = − 1.512

[− 3.401;0.377]

p = 0.120

M = 0.6777

[− 1.216;2.572]

p = 0.479

M = 2.487 [0.491;4.483]

p = 0.016

M = 0.588

[− 1.377;2.554]

p = 0.559

W = 1366.5

p = 0.543

Spearman

Rho = 0.134

p = 0.179

Spearman

Rho = 0.141

p = 0.186

Spearman

Rho = 0.258

p = 0.009

chronic migraine diagnosis

OR = 1.226 [0.394;3.815]

p = 0.725

OR = 0.619

[0.165;1.896]

p = 0.431

OR = 1.292 [0.389;4.288]

p = 0.675

OR = 0.607

[0.177; 2.079]

p = 0.426

χ²(1) = 6.009

p = 0.014

W = 1338

p < 0.001

W = 645

p = 0.920

W = 964

p = 0.394

W = 747

p = 0.590