Table 2.

Topics and descriptions.

Category	Description	Nonverbatim exemplars	Frequency, n (%)
GDMa self-management	Questions and discussion relating to the day-to-day management of GDM, including blood sugar levels, diet, and equipment.	“Any advice on what to eat for supper to reduce your fasting levels?”	199 (51.3)
GDM clinical management	Questions and discussions relating to any aspect of formal GDM health care, including testing, diagnosis, scans, treatment, and patient-provider interactions.	“Had my 28-week scan today. Has anyone else had a baby measuring on the 95th percentile?”	120 (30.9)
Preparing for birth	Questions and discussion relating to birth including being induced (or fear thereof). Also discussion about baby’s sugar levels and expressing colostrum antenatally.	“When did everyone get an induction date?”	40 (10.3)
Mental distress	Overtly expressed distress relating to GDM.	“Feeling disheartened right now.”	35 (9)
Birth announcement	Announcing birth, typically with name, birth weight and other details. Often includes a photo and encouraging words.	“Introducing my sugar baby...”	29 (7.5)
GDM journey reflections	Sharing of overall GDM journey, including gratitude for the group and unexpected benefits.	“I wanted to share my GD journey with you all. Diagnosed at 28 weeks...”	21 (5.4)

^aGDM: gestational diabetes mellitus.