The Phrenic Component of Acute Schizophrenia – A Name and Its Physiological Reality

73 subjects total: 23 unmedicated patients suffering from paranoid schizophrenia (mean age 30.4 years), 20 healthy first-degree relatives (mean age 31.6 years), and 30 healthy controls (mean age 29.9 years) matched for age, gender, smoking, and physical fitness.

Healthy controls and healthy first-degree relatives

Variability of breathing rates and depth, heart rate variability (HRV), and cardio-respiratory coupling at restsurrogate