Table 2.

Item-content validity index I-CVI after round one.

	Relevance					Clarity
Questions	Received answers (total n = 17) n	Relevant (rating 3 or 4) n	Not relevant (rating 1 or 2) n	I-CVI relevance	Interpretation	Received answers (total n = 17) n	Clear (rating 3 or 4) n	Not clear (rating 1 or 2) n	I-CVI clarity	Interpretation
In your opinion, what do you think are the most important mental health-problems that men experience during the pregnancy of their partners?	17	17	0	1.00	Appropriate question	17	15	2	0.88	Appropriate question
In your opinion, what do you think are the most important mental-health problems that men experience during the first year after the birth of their children?	17	17	0	1.00	Appropriate question	17	16	1	0.94	Appropriate question
What is the occurrence of paternal depression during the pregnancy of their partner and during the first year after the birth of their children?	17	16	1	0.94	Appropriate question	17	14	3	0.82	Appropriate question
What are causes and symptoms of paternal depression?	17	17	0	1.00	Appropriate question	17	11	6	0.65*	Inappropriate question
Which types of treatment are appropriate for men with a paternal depression?	17	17	0	1.00	Appropriate question	17	14	3	0.82	Appropriate question
If you (or your partner) would suffer from a paternal depression, who would you address to as first choice? Who would you prefer/advice to address as first choice?	17	17	0	1.00	Appropriate question	17	16	1	0.94	Appropriate question
Attitudes and believes regarding paternal depression	17	17	0	1.00	Appropriate question	17	17	0	1.00	Appropriate question

^*I-CVI < 0.70.