Last season the San Antonio Spurs had 21 sets of back-to-back games. That’s 42 games of an 82 game season. This means that the Spurs played 21 games on a second consecutive night, about a quarter of the NBA season. The Spurs went 26-16 in back-to-backs.
Surprisingly on the second night of a back-to-back set the Spurs went 15-6 on the second night of a back-to-back. The Spurs won 10 of their 11 final games on the second night of a back-to-back set, which is incredible. According to an article on RotoGrinders teams win around 43% of their second of a back-t0-back games.