what is the sample? To detect an increase in women's ratings of intrapartum care from an expected 30% saying they were 'very happy' among those receiving standard care (based on estimates from population-based studies of migrant women not fluent in the host country language [35] to 53% in those receiving CBD support (equal to Swedish speaking women in a national population based study [36])) with 80% power and an alpha of 0.05, 69 women in each group were needed. To have similar power to detect