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Table 3 The course of headache during oral contraceptive use

From: Impact of sex hormonal changes on tension-type headache and migraine: a cross-sectional population-based survey in 2,600 women

Headache type Disappeared Decreased Total improvement (disappeared + decreased) Worsened No change
Definite migraine (n = 117) 3 (4.0 %) 7 (9.5 %) 10 (13.5 %) 27 (36.5 %) 27 (36.5 %)
Probable migraine (n = 58) 3 (7.0 %) 2 (4.7 %) 5 (11.6 %) 12 (27.9 %) 21 (48.8 %)
Total migraine (n = 175) 6 (5.2 %) 9 (7.7 %) 15 (12.8 %) 39 (33.3 %)* 48 (41.0 %)
Definite TTH (n = 16) 1 (12.5 %) 0 1 (12.5 %) 0 (0 %) 6 (75.0 %)
Probable TTH (n = 34) 1 (5.0 %) 1 (5.0 %) 2 (10.0 %) 1 (5.0 %) 15 (75.0 %)
Total TTH (n = 50) 2 (7.1 %) 1 (3.6 %) 3 (10.7 %) 1 (3.6 %) 21 (75.0 %)**
  1. Pearson Chi-square, Yates’ continuity correction and Fisher’s exact tests were used where appropriate
  2. * p ≤ 0.001; Compared to total TTH
  3. ** p ≤ 0.001; Compared to total migraine