Els Callens defeated Asa Carlsson 2-6 6-4 6-4 in the Indian Wells round of 128 on hard. The upset overturned the form book — Asa Carlsson came in defending last year's round of 128, but Els Callens had been the form player, winning 2 of their last 5 on hard. Els Callens extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-05-10 | Belgian Open | QF | clay | Els Callens | 6-3 6-1 |
| 1996-09-23 | Limoges 75K | QF | hard | Asa Carlsson | 6-2 7-6 |
Averages over each player's completed matches in the selected window (10 vs 1). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. Small sample — read as indicative. About