INS and obstructive sleep apnea syndrome: There was no significant difference in the proportion across the three groups (p=0.778), with an average daily insulin dose of 173.9 ± 106.9 units for OSA with CPAP, 109.7 ± 56.7 units for OSA without CPAP, and 102.1 ± 54.0 units for the non-OSA group (p=0.366).