Table 2 association between Amenorrhea/Oligomenorrhea and risk factors

Age < 20 years

1.58(1–2.57)

2.67 (1.47–4.85)*

BMI 20–25 (reference)

BMI < 20

1.04(0.60–1.79)

0.88 (0.49 – 1.60)

BMI > 25

2.06(1.0–4.27)

1.48(0.62–3.53)

Sport intensity (hours per week)

1.01 (0.99–1.03)

1.02 (0.99–1.04)

Late-onset Menarche

2.52(0.92–6.91)

3.32(1.04–10.51)*

Use of OCPs

4.07(2.28–7.25)

6.17(3.00–12.69)*

Types of sport

Other sports (reference)

1

1

subject scored

NA

NA

endurance sports

2.89(1.29–6.43)

2.89(1.22–6.84)*

body contour

0.79 (0.18–3.41)

0.20 (0.02–1.71)

weight categories

1.61(0.94–2.78)

2.09(1.15–3.82)*