"There's no point talking about the new buys, as they have very few training sessions behind them and I don't like discussing individuals after a defeat," said Stramaccioni.
"Kovacic is a player of great quality and made his debut in a difficult game, but showed confidence and character. He is a valuable investment.
"It was a bad performance and we deserved the defeat. In these cases either you cry and despair or you try to get back on track. I prefer the latter."