Table 1 Completion of measures, 2,6 and 12Â months
| Â | 2Â months postpartum | 6Â months postpartum | 12Â months postpartum | |||
|---|---|---|---|---|---|---|
| Â | Mothers | Fathersc | Mothers | Fathersc | Mothers | Fathersc |
Group A Preterm group | Â | Â | Â | Â | Â | Â |
 n (%) | 25 (100%) | 25 (100%) | 21 (100%) | 21 (100%) | 17 (100%) | 17 (100%) |
Questionnaire | Â | Â | Â | Â | Â | Â |
 Responders | 16 (64.0) | 14 (56.0) | 9 (42.9) | 6 (28.6) | 10 (58.9) | 8 (47.0) |
 Non- responders | 9 (36.0) | 11 (44.0) | 12 (57.1) | 15 (71.4) | 7 (41.1) | 9 (52.9) |
Actigraphy | Â | Â | Â | Â | Â | Â |
 Compliant dataa | 18 (72.0) | 18 (72.0) |  |  |  |  |
 Non- compliant data | 7 (28.0) | 7 (28.0) |  |  |  |  |
 Device error |  |  |  |  |  |  |
Sleep diary | Â | Â | Â | Â | Â | Â |
 Compliant datab | 18 (72.0) | 18 (72.0) |  |  |  |  |
 Non- compliant data | 7 (28.0) | 7 (28.0) |  |  |  |  |
Group B Full- born group | Â | Â | Â | Â | Â | Â |
 n (%) | 76 (100%) | 76 (100%) | 61 (100%) | 61 (100%) | 60 (100%) | 60 (100%) |
Questionnaire | Â | Â | Â | Â | Â | Â |
 Responders | 58 (76.3) | 46 (60.5) | 39 (63.9) | 31 (50.8) | 30 (50.0) | 31 (51.6) |
 Non -responders | 18 (23.7) | 30 (39.4) | 22 (36.0) | 30 (49.1) | 30 (50.0) | 29 (48.3) |
Actigraphy | Â | Â | Â | Â | Â | Â |
 Compliant dataa | 53 (69.7) | 53 (69.7) |  |  |  |  |
 Non- compliant data | 21 (27.6) | 23 (30.2) |  |  |  |  |
 Device error | 2 (2.6) |  |  |  |  |  |
Sleep diary | Â | Â | Â | Â | Â | Â |
 Compliant datab | 51 (67.1) | 51 (67.1) |  |  |  |  |
 Non- compliant data | 25 (32.9) | 25 (32.8) |  |  |  |  |