patient_id,age [years],bmi [kg/m2] hfref_patient_01,62,NA hfref_patient_02,69,28.5779606767 hfref_patient_03,55,29.2184075968 hfref_patient_04,58,25.3425298836 hfref_patient_05,77,31.072845805 hfref_patient_06,81,29.6358471074 hfref_patient_07,63,24.9307479224 hfref_patient_08,66,34.8657024793 hfref_patient_09,50,21.5510204082 hfref_patient_10,55,24.6181037748 hfref_patient_11,50,24.3493724565 hfref_patient_12,60,27.0854638422 hfref_patient_13,24,26.245808764 control_01,34,22.4932095971 control_02,51,27.7634297521 control_03,81,28.0816326531 control_04,71,30.2815082645 control_05,25,23.5102040816 control_06,31,27.1020408163 control_07,27,24.4192790208 control_08,32,23.0954090072 control_09,47,25.4693877551 control_10,34,22.8504623233