Table 3.
Collected data
| Level | Measure | Subjects | Number of participants (%) |
|---|---|---|---|
| Client | Questionnaires (max 3) | All clients in 20 participating practices (during one year) | 7685 (53%*) |
| Netherlands Perinatal Registry | All clients that completed at least one questionnaire | 5913 (77%) | |
| Electronic client records | All clients that completed at least one questionnaire | 5895 (77%) | |
| Video recordings | Midwives + clients during first consult | 310 clients/23 midwives/6 practices | |
| Focus groups | Partners of clients | 30 | |
| Midwife | Questionnaire | All midwives in 20 participating practices | 99 (92%) |
| Diary of work-related activities (one week) | All midwives + practice assistants in 20 participating practices | 136 (100%) | |
| Practice | Questionnaire | All 521 midwifery practices in the Netherlands | 319 (61%) |
| Other | Interviews | Other maternity care providers (clinical midwives, gynaecologists, general practitioners, maternity care assistants, paediatricians, ambulance personnel, and O&G nurses) | 21 |
* If women with an abortion, a miscarriage or intra uterine death were excluded from the denominator, the netto response rate would be estimated to be 62%