TGF-α correlates with PAI-1 (rS = 0.62); with MMP-9 (rS = 0.45), it is less pronounced in migraine patients with aura but remains, and TGF-α with sICAM-1 (rS = −0.30) is also less pronounced (Figure 5A–C). Here, TGFA is linked to migraine disorder.