“…Selfreported anxiety was significantly associated with self-reported pain (r = .72), but did not correlate with nurse ratings of child anxiety or the CAMPIS-R, which was completed by trained observers (Cohen et al, 2004). Crandall, Lammers, Senders, Savedra, and Braun (2007) designed a horizontal 10-point VAS to assess children's state anxiety and performed initial validation with 60 children, 7-13 years old, having tonsillectomies. Scores on the scale were significantly associated (p < .001) with the state scale of the STAI-C (Crandall et al, 2007).…”