Table 2.

Menstrual patterns in participants using hormonal contraceptive and intrauterine devices

Contraceptive used (n=20)	Description of menstrual cycle	Average length of bleed	Self-reported heavy menstrual bleeding
Intrauterine systems (hormonal) (n=8)
	Regular	4–5 days	No
	Irregular	1–2 days	No
	Irregular	Varies	Varies
	Irregular	Amenorrhoeic	No
	Irregular	Amenorrhoeic	No
	Irregular	Amenorrhoeic	No
	Irregular	Amenorrhoeic	No
	Irregular	Amenorrhoeic	No
Intrauterine devices (copper) (n=2)
	Irregular	Amenorrhoeic	No
	Irregular	3–4 days	No
Progestogen implants (n=5)
	Irregular	Amenorrhoeic	No
	Irregular	Amenorrhoeic	No
	Irregular	Amenorrhoeic	No
	Irregular	4–5 days	No
	Irregular	4–5 days	No
Progestogen-only pill (n=3)
	Regular	Amenorrhoeic	No
	Regular	Amenorrhoeic	No
	Irregular	Amenorrhoeic	No
Progestogen injections (n=2)
	Irregular	Amenorrhoeic	No