freetext responses by participants:

general comments
1st child's effect on career
2nd child's effect on career

statistics about the survey:

who took the survey
age and kids
time off and childcare
effect of child on work
gender ratios

other resources:

MamaPhD blog
Do babies matter?
Mind the gap
University of Michigan: Advance program

 

How much materinity leave did women take?

Time taken off from work after birth:

What were their childcare arrangements once they returned to work?

 

next: effect of child on work