Ostapenko pulled off the upset to defeat Wozniacki. Ostapenko entered the match as the underdog, with a 42% chance to win before the match started.
From the outset, Ostapenko refused to go away, chipping away at Wozniacki's lead until Ostapenko took their first lead at the end of the match. Wozniacki never recovered after losing the lead, and by the time the match ended, Ostapenko had earned the upset.