"The injury rate is certainly one important metric to track, but it doesn't tell the complete story," Sills said. "And it's a point of emphasis for us. It's something that we want to continue to take a very deep dive into, meaning that we're going to look at all of these other data factors and try to get a more complete understanding of that question because we know it's important to the players, also important to the medical staffs, coaches and all of us.