Table 6.
Mean differences in cognitive weariness at each time by jobsite
| n | Mean | Mean difference [mean – (a)] |
Mean difference [mean – (b)] |
Mean difference [mean – (c)] |
|||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Difference | se | p | Difference | se | p | Difference | se | p | |||
| Cognitive Weariness (T1) | 301 | 2.49 | |||||||||
| Telework (a) | 174 | 2.49 | – | – | – | .31 | .21 | .324 | −.37 | .23 | .236 |
| On-site work (b) | 68 | 2.18 | −.31 | .21 | .324 | – | – | – | −.67 | .27 | .032 |
| Jobsite varies (c) | 59 | 2.86 | .37 | .23 | .236 | .67 | .27 | .032 | – | – | – |
| Cognitive Weariness (T2) | 301 | 2.39 | |||||||||
| Telework (a) | 174 | 2.41 | – | – | – | .33 | .21 | .259 | −.28 | .22 | .407 |
| On-site work (b) | 68 | 2.08 | −.33 | .21 | .259 | – | – | – | −.61 | .26 | .051 |
| Jobsite varies (c) | 59 | 2.69 | .28 | .22 | .407 | .61 | .26 | .051 | – | – | – |
| Cognitive Weariness (T3) | 301 | 2.32 | |||||||||
| Telework (a) | 174 | 2.29 | – | – | – | .14 | .20 | .759 | −.28 | .21 | .365 |
| On-site work (b) | 68 | 2.15 | −.14 | .20 | .759 | – | – | – | −.42 | .24 | .200 |
| Jobsite varies (c) | 59 | 2.57 | .28 | .21 | .365 | .42 | .24 | .200 | – | – | – |
| Cognitive Weariness (T4) | 301 | 2.30 | |||||||||
| Telework (a) | 174 | 2.27 | – | – | – | .18 | .19 | .631 | −.34 | .20 | .215 |
| On-site work (b) | 68 | 2.09 | −.18 | .19 | .631 | – | – | – | −.52 | .24 | .080 |
| Jobsite varies (c) | 59 | 2.61 | .34 | .20 | .215 | .52 | .24 | .080 | – | – | – |
| Cognitive Weariness (T5) | 301 | 2.33 | |||||||||
| Telework (a) | 174 | 2.37 | – | – | – | .39 | .21 | .146 | −.25 | .22 | .472 |
| On-site work (b) | 68 | 1.98 | −.39 | .21 | .146 | – | – | – | −.64 | .26 | .034 |
| Jobsite varies (c) | 59 | 2.62 | .25 | .22 | .472 | .64 | .26 | .034 | – | – | – |
Difference statistics from one-way ANOVAs and Tukey HSD multiple comparisons post-hoc tests. T1-T5 = Time 1-Time 5