Christina Mchale defeated Kai Chen Chang 3-6 6-0 6-2 in the Stanford round of 32 on hard. The upset overturned the form book — Kai Chen Chang came in leading the head-to-head 1–0. Christina Mchale claimed a first win over Kai Chen Chang in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-10-08 | Osaka | R32 | hard | Kai Chen Chang | 6-3 7-6(5) |
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 (200 vs 104). ATP, WTA & Challenger.