Fig. 4 

General use (%) of preventive treatment according to each country in patients without comorbidities (200/600). AU: Australia; IT: Italy; DE: Germany; PL: Poland; PT: Portugal; RUS: Russia; ES: Spain; AMT: amitriptyline; SSRI: Selective Serotonin Reuptake Inhibitors, SNRI: Serotonine-Norepinephrine Reuptake Inhibitors; TPM: Topiramate; VPA: valproic acid; BTX-A: Onabotulinum Toxin A; PGB: pregabaline; ZNS: zonisamide; BB: beta-blockers; CCB: Calciumchannel blockers.