ðə dᵻɹˈɛkt kˈɑːnsɪkwəns ʌv hˌaɪpoʊpnˈiː æz wˈɛl æz ɐpnˈiə ɪz ðætðɪ ɪnðə blˈʌd ˈɪŋkɹiːsᵻz ænd ðɪ ˈɑːksɪdʒən lˈɛvəl ɪnðə pˈeɪʃənts blˈʌd dˈiːkɹiːs ɪz pɹəpˈoːɹʃənət tə ðə səvˈɛɹᵻɾi ʌvðɪ ˈɛɹweɪ əbstɹˈʌkʃən.
The direct consequence of hypopnea (as well as apnea) is that the  in the blood increases and the oxygen level in the patient's blood decrease is proportionate to the severity of the airway obstruction.