Kim Clijsters defeated Nadia Petrova 6-4 6-2 in the Los Angeles quarter-final on hard. The result followed the form book — Kim Clijsters came in leading the head-to-head 3–1. Kim Clijsters extended the head-to-head to 4–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-01-18 | Australian Open | R32 | hard | Nadia Petrova | 6-0 6-1 |
| 2005-02-14 | Antwerp | R16 | hard | Kim Clijsters | 7-5 6-7(3) 6-1 |
| 2003-05-26 | Roland Garros | SF | clay | Kim Clijsters | 7-5 6-1 |
| 2002-09-23 | Leipzig | R16 | carpet | Kim Clijsters | 6-4 6-2 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (178 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About