Alex De Minaur defeated Dusan Lajovic 6-4 6-3 in the Sydney round of 32 on hard. The result followed the form book — Alex De Minaur came in ranked #9, defending last year's final.
De Minaur A. took it in straight sets.
De Minaur A. and Lajovic D. faced 6 of the same opponents in the last 12 months. De Minaur A. went 1–6 (14%) against them, Lajovic D. 3–5 (38%). Results against comparable opponents are close (1 : 2 better-results split).
Alex De Minaur beat Dusan Lajovic 6-4 6-3. Umpiry, "Alex De Minaur vs Dusan Lajovic — Sydney Round of 32", https://umpiry.com/match/2019-01-07/lajovic-vs-minaur-sydney-r32?utm_source=cite (as of 7 January 2019).