To investigate the incretin effect and postprandial incretin responses in plasma in patients
      with psoriasis

Incretin Effect in Patients With Psoriasis and Controls

Psoriasis Vulgaris

Incretineffect (%) = 100 % × (Beta-cell Secretory Response (OGTT) - Beta-cell Secretory Response (IIGI)) / Beta-cell Secretory Response (OGTT)

Matsudas insulin sensitivity index: (10,000 / √glucose minute 0 x insulin minute 0) (mean glucose (OGTT) x mean insulin OGTT))