SMAD4 and obstructive sleep apnea syndrome: The weight predictions for the OSA cohort were 2.84 (PTPN3), -2.78 (TXLNA), -6.57 (SMAD4), 2.00 (REV3L), 1.41 (MGAT5), and 1.87 (TBX3), 17.77 (GLT1D1), 42.69 (MOAP1), 8.24 (GRPEL1), -7.96 (CRYBB1) (Figure 5A).