| Intervention group | Control group | Group difference | ||
---|---|---|---|---|---|
n | Mean (S.D.) | n | Mean (S.D.) | Δ (95% CI)a | |
Communication, CQIb (1–4) | 129 | 3.69 (0.47) | 118 | 3.66 (0.45) | 0.009 (− 0.10, 0.12) |
Conduct, CQIb (1–4) | 133 | 3.78 (0.40) | 124 | 3.76 (0.41) | − 0.02 (− 0.12, 0.07) |
Information provision, CQIb (1–4) | 80 | 3.59 (0.69) | 90 | 3.58 (0.65) | 0.02 (− 0.18, 0.21) |