Table 1.
Indices used in the study
| Index | No. of statements | Scale type | (Examples of) statementsa | Cronbach’s alpha |
| SHIS | 12 | Semantic differential | In the last 4 weeks, I have... felt alert/tired, exhausted; felt happy, optimistic/depressed, sad; felt well/sick. | 0.94 |
| Supportive working conditions (WEMS) | 7 | Likert-type scale | We encourage and support each other at work. I get feedback on the work I do. | 0.90 |
| Work experiences (WEMS) | 6 | Likert-type scale | I feel that my work is meaningful. I am happy when I go to work. | 0.86 |
| Leadership (WEMS) | 6 | Likert-type scale | My boss is available when I need him/her. My boss helps us divide our work in a fair way. | 0.92 |
| Time experience (WEMS) | 3 | Likert-type scale | I have enough time during my normal working hours to do my job without time pressure (stress). | 0.87 |
| Autonomy (WEMS) | 4 | Likert-type scale | I decide when to do the various work tasks. I decide how to do my work. | 0.85 |
| Recovery | 4 | Likert-type scale | I feel I get time for recovery during working hours. I feel | 0.83 |
| I get time for recovery outside work. I feel that my everyday life gives me enough recovery. I feel that my time spent on getting to work/home from work gives me recovery. | ||||
| Energy at work | 3 | Likert-type scale | I feel that my job gives me new energy. I feel that my job gives me more energy than what it takes from me. I feel that we give each other energy between co-workers. | 0.80 |
| Reflection | 3 | Likert-type scale | I take time to reflect on work-related events. I have a good understanding of what gives my job meaning. Self- reflection helps me see my job as meaningful. | 0.73 |
| Attributes that characterize the workplace | 8 | Semantic differential | Characteristics which reflect my workplace: positive/negative, safe/unsafe, humble/haughty, trustful/distrustful, fun/boring, open/closed, solution oriented/problem oriented, flexible/inflexible. | 0.96 |
| Relationship with co-workers | 3 | Likert-type scale | I try to be an inspiration to my co-workers. I feel that my co-workers trust me. I feel that my co-workers allow me to be seen and heard. | 0.82 |
aFor the previously published index SHIS and sub-indices of WEMS, examples on statements are given. For the new indices all items are presented.