To date:

November 2025

PCN Data Collection Centres: 19

Women consented to prospective data collection: 8,985

82% (n=7,146) also consenting to child follow up (UK).

Since October 2021:

78% also consenting to long term follow up of their own health status (n=2,980).

55% also consenting to contact about future research (n=2,090).

Retrospective records:4,440

PCN Cohort Research Programme

PCN-CRP sites open: 11

Sub-study consents: 148