Sjeng Schalken defeated Marcelo Rios 7-5 6-0 in the Boston quarter-final on hard. The result followed the form book — Sjeng Schalken came in leading the head-to-head 1–0, defending last year's quarter-final. Sjeng Schalken extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1997-08-18 | Boston | F | hard | Sjeng Schalken | 7-5 6-3 |
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 200). ATP, WTA & Challenger.