Descriptive statistics and intercorrelation matrix for study variables
| Variable | M | SD | 1 | 1a | 1b | 1c | 2 | 2a | 2b | 3 | 3a | 3b | 3c | 4 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1. Leader OCB | 4.24 | 0.48 | 1.00 | |||||||||||
| 1a. Extra effort invested in the school community | 4.15 | 0.53 | 0.96*** | 1.00 | ||||||||||
| 1b. Initiatives | 4.20 | 0.44 | 0.95*** | 0.93*** | 1.00 | |||||||||
| 1c. Supporting the local community | 4.27 | 0.50 | 0.99*** | 0.92*** | 0.91*** | 1.00 | ||||||||
| 2. Team OCB | 3.73 | 0.31 | 0.53*** | 0.53*** | 0.53*** | 0.51*** | 1.00 | |||||||
| 2a. OCBI | 4.00 | 0.49 | 0.56*** | 0.56*** | 0.55*** | 0.54*** | 0.96*** | 1.00 | ||||||
| 2b. OCBO | 3.46 | 0.20 | 0.27* | 0.25* | 0.28** | 0.26* | 0.75*** | 0.53*** | 1.00 | |||||
| 3. Organizational justice | 3.45 | 0.40 | 0.64*** | 0.60*** | 0.62*** | 0.64*** | 0.78*** | 0.75*** | 0.57*** | 1.00 | ||||
| 3a. Distributive justice | 2.87 | 0.28 | 0.40*** | 0.38*** | 0.40*** | 0.39*** | 0.53*** | 0.50*** | 0.43*** | 0.77*** | 1.00 | |||
| 3b. Procedural justice | 4.29 | 0.78 | 0.67*** | 0.61*** | 0.62*** | 0.68*** | 0.77*** | 0.76*** | 0.53*** | 0.95*** | 0.57*** | 1.00 | ||
| 3c. Interpersonal justice | 3.13 | 0.21 | 0.44*** | 0.44*** | 0.47*** | 0.41*** | 0.63*** | 0.56*** | 0.58*** | 0.79*** | 0.72*** | 0.61*** | 1.00 | |
| 4. School size | 44.20 | 16.40 | −0.13 | −0.12 | −0.17 | −0.11 | −0.17 | −0.2 | −0.03 | −0.30** | −0.19 | −0.29** | −0.13 | 1.00 |
| Variable | SD | 1 | 1a | 1b | 1c | 2 | 2a | 2b | 3 | 3a | 3b | 3c | 4 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1. Leader OCB | 4.24 | 0.48 | 1.00 | |||||||||||
| 1a. Extra effort invested in the school community | 4.15 | 0.53 | 0.96*** | 1.00 | ||||||||||
| 1b. Initiatives | 4.20 | 0.44 | 0.95*** | 0.93*** | 1.00 | |||||||||
| 1c. Supporting the local community | 4.27 | 0.50 | 0.99*** | 0.92*** | 0.91*** | 1.00 | ||||||||
| 2. Team OCB | 3.73 | 0.31 | 0.53*** | 0.53*** | 0.53*** | 0.51*** | 1.00 | |||||||
| 2a. OCBI | 4.00 | 0.49 | 0.56*** | 0.56*** | 0.55*** | 0.54*** | 0.96*** | 1.00 | ||||||
| 2b. OCBO | 3.46 | 0.20 | 0.27* | 0.25* | 0.28** | 0.26* | 0.75*** | 0.53*** | 1.00 | |||||
| 3. Organizational justice | 3.45 | 0.40 | 0.64*** | 0.60*** | 0.62*** | 0.64*** | 0.78*** | 0.75*** | 0.57*** | 1.00 | ||||
| 3a. Distributive justice | 2.87 | 0.28 | 0.40*** | 0.38*** | 0.40*** | 0.39*** | 0.53*** | 0.50*** | 0.43*** | 0.77*** | 1.00 | |||
| 3b. Procedural justice | 4.29 | 0.78 | 0.67*** | 0.61*** | 0.62*** | 0.68*** | 0.77*** | 0.76*** | 0.53*** | 0.95*** | 0.57*** | 1.00 | ||
| 3c. Interpersonal justice | 3.13 | 0.21 | 0.44*** | 0.44*** | 0.47*** | 0.41*** | 0.63*** | 0.56*** | 0.58*** | 0.79*** | 0.72*** | 0.61*** | 1.00 | |
| 4. School size | 44.20 | 16.40 | −0.13 | −0.12 | −0.17 | −0.11 | −0.17 | −0.2 | −0.03 | −0.30** | −0.19 | −0.29** | −0.13 | 1.00 |
Notes: n=82. *p<0.05; **p<0.01; ***p<0.001