Table 1.
Descriptive statistics of hand washing–related cognitions and hand washing
| D0 | D25 | D50 | D75 | D100 | Overall change over time | ||
|---|---|---|---|---|---|---|---|
| Hand washing–related cognitions | M (SD) | M (SD) | M (SD) | M (SD) | M (SD) | Wilks λ | Effect size |
| Intention (1–6) | 4.64 (1.09) | 4.39 (1.12) | 4.32a (1.17) | 4.03a (1.20) | 4.05 (1.21) |
Decrease: λ = .77, F (4,59) = 4.41, p = .003 |
η2 = .23 |
| Self-efficacy (1–6) | 4.45b (0.87) | 4.14b (1.02) | 4.04 (1.01) | 4.12 (1.19) | 4.27 (1.19) |
Decrease: λ = .84, F (4,60) = 2.77, p = .035 |
η2 = .16 |
| Self-monitoring (1–6) | 3.65c (1.32) | 4.30c (1.07) | 4.11 (1.15) | 4.21 (1.15) | 4.26 (1.22) |
Increase: λ = .82, F (4,60) = 3.37, p = .015 |
η2 = .18 |
68 ≤ n ≤ 89 participants due to missing values. “D” refers to day of assessment following baseline. Significant between-assessment differences, a: t(65) = 2.17, p = .034; b: t(87) = 3.13, p = .002; c: t(87) = − 4.19, p < .001
M mean, SD standard deviation