Novak Djokovic defeated Jerzy Janowicz 6-3 5-7 6-2 6-1 in the US Open round of 128 on hard.
Djokovic N. came through in four sets.
Djokovic N. and Janowicz J. faced 3 of the same opponents in the last 12 months. Djokovic N. went 3–0 (100%) against them, Janowicz J. 0–3 (0%). Only 2 of the comparisons are context-comparable — too few for a conclusion.
Only 3 common opponents — small sample, treat as indicative.
Novak Djokovic beat Jerzy Janowicz 6-3 5-7 6-2 6-1. Umpiry, "Novak Djokovic vs Jerzy Janowicz — US Open Round of 128", https://umpiry.com/match/2016-08-29/djokovic-vs-janowicz-us-open-r128?utm_source=cite (as of 29 August 2016).