Table 1.

Participant characteristics at clinical presentation with hyperprolactinemia

ID	Age at diagnosis, y	Menstrual cycle	Galactorrhea	Microadenoma, mm	Prolactin, ng/mL
1	22	Amenorrhea × uns. mo	Nob,d	5	32d
2	15	Irregular × every 60 d	Yes	3	105.5d
3	39	Regular × every 3 wka	Yes	5	78.1
4	44	Amenorrhea × 1 y	Yes	3	112.4
5	37	Amenorrhea × 8 ya	No	4	44.4
6	30	Amenorrhea × 1 ya	No	8	147.2
7	22	Oligomenorrhea × 3 y	No	No discrete massc	45.7
8	23	DUB × 3 ya	No	7	96.4
9	31	Regular × every 4 wk	Yes	4	56
10	22	Amenorrhea × 7 wk	No	1	46
11	26	Amenorrhea × uns. moa	Yes	8	88

Unless otherwise indicated, data were gathered from visit notes and medical records from initial presentation to Mass General Brigham Endocrinology Practices and at a time when individual was not yet taking any medication to treat hyperprolactinemia.

Abbreviations: DUB, dysfunctional uterine bleeding; ID, identification; uns., unspecified.

^a Self-reported data from screening medical history.

^b Gathered from visit note subsequent to initial clinical presentation.

^c The amount 0 mm was used for calculation of mean.

^d Individual was taking dopamine agonist medication at time of data point. Data point without dopamine agonist medication was not present in the medical records.