Erratum to “Characteristics of post-ictal headaches in patients with epilepsy: A longitudinal study” [Seizure: Eur J Epilepsy 81 (2020) 244–249]

Open ArchivePublished:September 18, 2020DOI:https://doi.org/10.1016/j.seizure.2020.09.005
      The publisher regrets that the following errors are present in the published article:
      • 1)
        The names of the second and tenth authors are incorrect; the correct names are given above.
      • 2)
        The alignment of the data in Tables 2 and 3 is incorrect. The corrected Tables are provided below.
      Table 2 Clinical characteristics of subjects according with type of PIH.
      Tabled 1
      Migrainous

      N = 45

      (Group 1)
      Tension-type

      N = 77

      (Group 2)
      Mixed N = 18

      (Group 3)
      Odds Ratio

      95 % CIp-value
      Seizure onset type
      Generalized onset25 (55.5)46 (59.7)14 (77.8)1.280.97 – 1.340.421
      Focal onset19 (42.2)29 (37.7)4 (22.2)1.130.74 – 1.010.633
      Focal to bilateral tonic-clonic14 (31.1)16 (20.8)1 (5.5)0.911.15 – 1.290.707
      Unknown1 (2.2)2 (2.6)0
      Etiology
      Structural12 (26.7)23 (29.9)7 (38.9)2.151.71 – 1.920.543
      Unknown20 (44.4)35 (45.4)6 (33.3)1.550.83 – 1.690.868
      Infectious11 (24.4)17 (22.1)4 (22.2)1.210.54 – 1.230.997
      Genetic2 (4.4)2 (2.6)1 (5.5)1.121.56 – 2.330.554
      DRE (n = 33)21 (46.7)9 (11.7)3 (16.7)1.451.33 – 1.610.004*
      Non-DRE (n = 107)24 (53.3)68 (88.3)15 (83.3)1.731.45 – 1.820.003*
      AED polytherapy

      (n = 58)
      22 (48.9)30 (38.9)6 (33.3)1.840.91 – 2.650.423
      AED monotherapy (n = 82)23 (51.1)47 (61)12 (66.7)0.9840.652 – 1.040.562
      Valproate7 (15.5)15 (19.5)3 (16.7)
      Topiramate3 (6.7)9 (11.7)1 (5.5)
      Carbamazepine6 (13.3)11 (14.3)5 (27.8)
      Lamotrigine4 (8.9)8 (10.4)2 (11.1)
      Other3 (6.7)4 (5.2)1 (5.5)
      Valproate7 (15.5)15 (19.5)3 (16.7)
      Migraine with aura2 (4.4)5 (6.5)01.151.23 – 1.360.622
      Migraine without aura15 (33.3)42 (54.5)7 (38.9)1.261.05 – 2.870.023*
      Probable migraine5 (11.1)3 (3.9)2 (11.1)0.850.71 – 3.240.570
      Abbreviations: N: Number; () represent percentages, CI: Confidence Interval; *: P < .05.
      ¶: For the bivariate analysis, only Groups 1 and 2 were compared.
      Table 3 Estimated Fixed Effects of Predictors in the Multilevel Linear Regression Model.
      Tabled 1
      Dependent variable
      Seizures in the last follow-up
      GroupVariableOdds ratio95 % CIp valueParameter estimatea
      Post-ictal headache (+)Family history of migraine1.6961.372 to 2.0960.032*0.015
      Drug-resistant epilepsy1.1691.135 to 2.1460.029*0.002
      Months since last visit1.4641.243 to 2.8880.035*0.006
      Seizure Onset Type

      “Generalized”
      1.5271.114 to 1.6680.004*0.001
      Family history of seizures1.0010.851 to 1.530
      School performance

      (poor)
      1.0210.989 to 1.244
      Migraine1.5390.867 to 1.622
      AED monotherapy1.0150.763 to 2.691
      AED polytherapy1.0580.952 to 2.029
      Treatment adjustment1.0130.875 to 1.384
      Frequency of seizures before treatment1.0051.225 to

      3.641
      Post-ictal headache (-)Family history of seizures0.8840.547 to 1.973
      Drug-resistant epilepsy0.9850.622 to 0.9910.032*−0.025
      Months since last visit0.6320.854 to 1.751
      Seizure Onset Type

      “Generalized
      0.7390.421 to 0.8950.009*−0.013
      Family history of migraine0.7780.545 to 1.215
      Generalized (Focal as baseline)0.6920.531 to 1.790
      AED monotherapy0.8150.967 to 1.741
      AED polytherapy0.7440.854 to 1.298
      Treatment adjustment0.7320.525 to 1.642
      Frequency of seizures before treatment0.8210.774 to

      2.658
      Migraine0.9920.855 to 1.249
      aParameter estimates represents the effects of a determined predictor on the population.
      Variables that were not included in the model have empty entries.
      Abbreviations: CI: Confidence Interval; *: P < .05.
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