Distribution of nominal variables (demographic, family-related characteristics and work-related characteristics; numbers and percentages) over the four age groups with results from χ2 tests*
| <36 years (n=584) | 36–45 years (n=487) | 46–55 years (n=492) | 55+ years (n=216) | χ2 | df | p Value | |
| Sex | |||||||
| Male† | 237 (39.8) | 257 (52.0) | 288 (57.8) | 170 (77.6) | 99.5 | 3 | <0.001 |
| Female | 358 (60.2) | 237 (48.0) | 210 (42.2) | 49 (22.4) | |||
| Presence of chronic disease | |||||||
| No† | 478 (82.1) | 372 (77.7) | 340 (70.5) | 137 (63.4) | 38.4 | 3 | <0.001 |
| Yes | 104 (17.9) | 107 (22.3) | 142 (29.5) | 73 (36.6) | |||
| Employment category | |||||||
| Lower-educated non-scientific personnel (eg, secretary, lower technician, catering)† | 118 (19.9) | 128 (25.9) | 164 (32.9) | 72 (32.9) | 57.7 | 6 | <0.001 |
| Higher-educated non-scientific personnel (eg, librarians, policy, HRM, managers) | 138 (23.3) | 156 (31.6) | 155 (31.1) | 57 (25.8) | |||
| Scientific personnel (eg, PhD students, lectures, researchers) | 336 (56.8) | 210 (42.5) | 179 (35.8) | 92 (41.6) | |||
| Hours worked weekly | |||||||
| <25† | 79 (13.3) | 99 (20.2) | 62 (12.6) | 27 (12.2) | 22.2 | 6 | 0.001 |
| 25–40 | 326 (55.0) | 245 (50.0) | 257 (52.0) | 104 (47.1) | |||
| >40 | 188 (31.7) | 146 (29.8) | 175 (35.4) | 90 (41.6) | |||
| Type of contract | |||||||
| Permanent | 206 (34.7) | 366 (74.2) | 440 (88.2) | 214 (96.0) | 482.3 | 3 | <0.001 |
| Temporary | 387 (65.3) | 127 (25.8) | 59 (11.8) | 9 (4.0) | |||
| Married/cohabiting | |||||||
| No | 261 (43.9) | 101 (20.4) | 85 (17.0) | 27 (12.1) | 149.2 | 3 | <0.001 |
| Yes | 334 (56.1) | 393 (79.6) | 414 (83.0) | 196 (87.9) | |||
| Having children at home | |||||||
| No | 480 (80.7) | 171 (34.6) | 254 (50.9) | 180 (80.7) | 295.5 | 3 | <0.001 |
| Yes | 115 (19.3) | 323 (65.4) | 245 (49.1) | 43 (19.3) | |||
| Partner's contribution to domestic tasks | |||||||
| No partner or partner is doing (much) less or the same† | 518 (87.1) | 338 (68.4) | 292 (58.5) | 90 (40.4) | 199.4 | 3 | <0.001 |
| Partner is doing more | 77 (12.9) | 156 (31.6) | 207 (41.5) | 135 (59.6) | |||
| Breadwinning | |||||||
| Partner is breadwinner† | 149 (25.1) | 148 (30.0) | 119 (24.0) | 15 (6.8) | 99.3 | 6 | <0.001 |
| About the same | 100 (16.9) | 54 (10.9) | 42 (8.5) | 6 (2.7) | |||
| Respondent is breadwinner | 344 (58.0) | 292 (59.1) | 335 (67.5) | 200 (90.5) | |||
| Life event in private life | |||||||
| No† | 308 (53.5) | 304 (63.6) | 316 (67.2) | 154 (70.3) | 30.2 | 3 | <0.001 |
| Yes | 268 (46.5) | 174 (36.4) | 154 (32.8) | 65 (29.7) | |||
| Work-related life event | |||||||
| No† | 514 (89.2) | 440 (92.1) | 433 (92.1) | 204 (93.2) | 4.8 | 3 | 0.19 |
| Yes | 62 (10.8) | 38 (7.9) | 37 (7.9) | 15 (6.8) | |||
| Conflict with superiors | |||||||
| No† | 392 (65.9) | 278 (56.3) | 274 (54.9) | 143 (64.1) | 18.4 | 3 | <0.001 |
| Yes | 203 (34.1) | 216 (43.7) | 225 (45.1) | 80 (35.9) | |||
| Conflict with colleagues | |||||||
| No† | 404 (37.9) | 269 (54.5) | 269 (53.9) | 133 (59.6) | 29.1 | 3 | <0.001 |
| Yes | 191 (32.1) | 225 (45.5) | 230 (46.1) | 90 (40.4) | |||