Table 2 Participant characteristics for serum/endometrial tissue study (*P = 0.0137)

From: The potential bidirectional relationship between long COVID and menstruation

Participant characteristics mean (range) or number (%)

Control (n = 40)

COVID recovered (n = 10)

Long COVID (n = 10)

Long COVID endometrial subset (n = 7/10)

Age (years)

40 (28–48)

33 (24–45)*

39 (29–45)

40 (33–45)

Parity

1 (0–4)

1 (0–3)

1 (0–2)

1 (0–2)

Body mass index (kg/m2)

28 (20–46)

24 (19–31)

30 (18–37)

32 (28–37)

Cycle length (days)

28 (22–33)

27 (24–28)

28 (25–31)

28 (26–31)

Smoking

13%

0%

0%

0%