Table 1 Background characteristics of participants and teams in session two. Age and prior work experience are expressed as mean (standard deviation). Remaining variables are binary. At the team level, the proportion of participants in the teams belonging to the indicator category are shown as mean (standard deviation)

Control (n = 32)

Intervention (n = 43)

p (t-test)

Control (n = 9)

Intervention (n = 11)

p (t-test)

Age

45.8 (9.7)

45.9 (9.5)

.978

46.2 (5.86)

45.9 (5.82)

.908

Prior work experience

16.6 (9.9)

18.3 (10.1)

.476

17.0 (6.17)

18.4 (5.35)

.593

Control

Intervention

p (X²)

Control

Intervention

p (t-test)

Gender female

23 (72)

36 (84)

.216

0.72 (0.13)

0.83 (0.21)

.209

Gender male

9 (28)

7 (16)

–

0.28 (0.13)

0.17 (0.20)

.209

Hospital 1

20 (63)

19 (44)

.116

0.66 (0.50)

0.45 (0.52)

.369

Hospital 2

12 (37)

24 (56)

–

0.33 (0.50)

0.54 (0.52)

.369

Profession EN

10 (31)

12 (28)

.879

–

–

–

Profession CCRN

13 (41)

20 (46)

–

–

–

–

Profession MD

9 (28)

11 (26)

–

–

–

–

MD at specialist level

7 (78)

8 (73)

.795

0.78 (0.44)

0.73 (0.47)

.808

Former courses

18 (56)

33 (77)

.060

0.55 (0.26)

0.76 (0.18)

.041*

Former experience CRM

15 (47)

23 (54)

.571

0.45 (0.30)

0.53 (0.23)

.452

Former experience debriefing with video

14 (44)

18 (42)

.870

0.42 (0.24)

0.41 (0.20)

.964

Former education leadership

5 (16)

11 (26)

.298

0.16 (0.15)

0.27 (0.22)

.201

Former education communication

8 (25)

12 (28)

.778

0.24 (0.27)

0.28 (0.18)

.730

Former team training with video

21 (66)

27 (63)

.800

0.63 (0.27)

0.62 (0.31)

.968

Former team training no video

26 (81)

37 (86)

.575

0.79 (0.29)

0.88 (0.25)

.437

Positive attitude re value of team training

30 (94)

37 (86)

.285

0.94 (0.13)

0.85 (0.18)

.274

Perception of daily frequency of team work

29 (91)

41 (95)

.417

0.91 (0.19)

0.95 (0.10)

.483

Perception of good quality of team work

30 (94)

41 (95)

.630

0.94 (0.11)

0.92 (0.15)

.661