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Table 1 Comparison of patients with headache vs patients without headache

From: De novo headache in ischemic stroke patients treated with thrombectomy: a prospective study

  Headache group Non-headache group Test
Age Mean 66.94 ± 12.81 years Mean 69.50 ± 13.98 years p = 0.373¶
Sex 19 (61%) women vs 12 (39%) men 42 (49%) women vs 44 (51%) men p = 0.296*
Headache’s history 9 (29%) 6 (7%) p = 0.004*
NIHSS scale score prior to thrombectomy Mean 13.16 ± 7.03 Mean 13.02 ± 6.57 p = 0.998†
ASPECTS score Mean 8.71 ± 1.55 Mean 9,07 ± 1.08 p = 0,467†
Affected circulation Anterior 26 (84%) vs Posterior 5 (16%) Anterior 81 (94%) vs Posterior 5 (6%) p = 0.127*
General anaesthesia 26 (84%) 67 (78%) p = 0.608*
Duration of the procedure Mean 41.06 ± 30.79 min Mean 42.20 ± 34.97 min p = 0.874
Residual lesion in control CT scan MCA: MCA: p = 0.064
6 (5.1%) Complete middle cerebral territory 4 (3.4%) Complete middle cerebral territory  
8 (6.8%) Partial middle cerebral territory 35 (29.9%) Partial middle cerebral territory  
6 (5.1%) Deep middle cerebral territory 19 (16.2%) Deep middle cerebral territory  
3 (10%) Posterior cerebral artery territory 1 (1%) posterior cerebral artery territory p = 0.056*
2 (6%) Basilar artery territory 2 (2%) basilar artery territory p = 0.286*
No ischemic lesion 6 (19%) No ischemic lesion 24 (28%) p = 0.347*
Haemorrhagic transformation 7 (23%) Haemorrhagic transformation 19 (22%) p = 1.000*
  1. ¶ Student’s t test
  2. †Mann-Witney’s U test
  3. *Fisher’s exact test
  4. #X2 test