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. 2021 Feb 22;9(4):e456–e468. doi: 10.1016/S2214-109X(21)00002-4

Table 3.

Raw data for primary and secondary teacher and classroom outcomes at baseline, post-intervention, and 1-year follow-up

Irie Classroom Toolbox
Control
Baseline (n=119) Post-intervention (n=108) 1-year follow-up (n=105) Baseline (n=110) Post-intervention (n=92) 1-year follow-up (n=85)
Counts of observed violence against children by teachers across 1 school day
Physical violence 4 (0–11) 2 (0–9) 0 (0–3) 3 (0–12) 11 (0–26) 3 (0–7)
Verbal abuse 1 (0–3) 0 (0–1) 0 (0–2) 1 (0–4) 2 (0–4) 2 (0–5)
Other violence 0 (0–2) 0 (0–1) 0 (0–0) 0 (0–1) 1 (0–6) 0 (0–1)
All violence 7 (2–15) 3 (0–11) 3 (0–9) 7 (1–18) 15 (3–35) 6 (1–16)
Binary measure of observed violence against children by teachers across 2 school days
No physical violence 21 (18%) 30 (28%) 44 (42%) 27 (25%) 16 (17%) 27 (32%)
No verbal abuse 40 (34%) 56 (52%) 44 (42%) 37 (34%) 21 (23%) 22 (26%)
No other violence 51 (43%) 67 (62%) 73 (70%) 52 (47%) 37 (40%) 51 (60%)
No total violence 12 (10%) 19 (18%) 23 (22%) 15 (14%) 8 (9%) 14 (16%)
Rating scales of class-wide child behaviour
Child aggression 2·4 (1·6–4·0) 3·2 (2·2–4·4) 2·6 (1·6–3·4) 2·4 (1·6–3·8) 3·0 (1·8–4·8) 2·8 (1·6–4·1)
Child prosocial behaviour 1·8 (1·4–2·2) 2·4 (1·8–3·0) 2·2 (1·6–2·6) 1·8 (1·2–2·3) 2·0 (1·5–2·6) 1·8 (1·6–2·6)
Rating scales of the quality of the classroom environment using the CLASS Pre-K scales
Emotional support 4·2 (0·8) 4·4 (0·6) 4·1 (0·8) 4·3 (0·7) 3·9 (0·9) 3·7 (0·8)
Classroom organisation 4·8 (0·8) 4·7 (0·8) 4·5 (0·8) 4·9 (0·8) 4·4 (0·9) 4·3 (0·8)
Instructional support 1·4 (1·3–1·5) 1·5 (1·4–1·7) 1·4 (1·3–1·6) 1·4 (1·3–1·6) 1·4 (1·3–1·6) 1·3 (1·2–1·5)
Teacher wellbeing
Depression 14 (8–21) 10 (6–18) 10 (5–18) 12 (6–19) 12 (7–19) 12 (5–19)
Burn-out 28 (23–35) 28 (23–34) 27 (22–36) 28 (23–36) 29 (23–38) 31 (23–36)
Teaching self-efficacy 92 (82–98) 92 (84–100) 97 (88–102) 90 (83–96) 90 (81–98) 92 (85–100)

Data are median (IQR), n (%), or mean (SD).