Dayeon Back def. Jelena Ostapenko — Round of 32, Korea Open 2023

48%

Return points won

45%

6/11

Break points won

5/14

105

Total points won

99

–

Hard

10–6

–

Clay

7–4

–

Grass

8–2

–

R32

8–2

–

R16

5–3

–

First match at an event

12–1

–

At WTA 250s

5–0

0

Completed matches

35

–

Won in straight sets

29%

–

Won after losing a set

40%

–

Lost after winning a set

17%

–

Lost in straight sets

14%

–

Tiebreaks

4–5

–

Deciding sets

14–6

–

Won after winning set 1

18/22

–

Won after losing set 1

6/13

–

1st serve in

56%

–

1st serve points won

68%

–

2nd serve points won

42%

–

Break points saved

60%

–

Return points won

44%

–

Break points won

60%

–

Aces a match

3.6

–

Double faults a match

3.6

0

Matches

3

0

Sets

7

–

Days since last match

4