Table 3.

Demographic data for operating room nurses (ORNs), registered nurse anaesthetists (RNAs) and surgeons during the observed surgical procedures (n=26) by profession

Profession	Observation time, hours	Number of observed participants	Mean age, years (range)	Gender of the participant, female/male, number	Mean experience as specialist, years (range)	Mean experience at the participating hospital, years (range)
ORNs	66	10*	46 (26–60)	9/1	13 (2–39)	10 (0.5–39)
RNAs	66	8 †	50 (32–64)	3/5	18 (5–34)	14 (5–28)
Surgeons	37	9‡	47 (32–65)	2/7	13 (0–32)	9 (2–28)
Total	169	27	47	14/13	15	11

*Same ORN was observed 1-7 times.

†Same RNA was observed 2-6 times.

‡Same surgeon was observed 1-8 times.