Table 3 Socio-demographic and lifestyle factors associated with premenopausal latent class ((latent classes numbered from most symptomatic (1) to less symptomatic (5), all compared to the least symptomatic (6, referent)), Study of Women’s Health Across the Nation (SWAN)

Age

0.94 (0.89, 1.00) ^a

0.92 (0.87, 0.98)

1.04 (0.96, 1.13)

0.95 (0.88, 1.03)

1.00 (0.94, 1.06)

 Obese

2.34 (1.46, 3.74)

1.80 (1.11, 2.94)

1.25 (0.53, 2.95)

1.05 (0.47, 2.35)

2.64 (1.11, 6.25)

 Not obese

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 Black

0.54 (0.30, 0.97)

0.42 (0.24, 0.76)

0.38 (0.16, 0.92)

0.59 (0.31, 1.16)

0.59 (0.32, 1.11)

 White

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 Chinese

0.55 (0.18, 1.68)

0.43 (0.19, 0.96)

0.36 (0.10, 1.29)

1.20 (0.41, 3.52)

0.73 (0.34, 1.53)

 Hispanic

1.16 (0.48, 2.81)

0.94 (0.37, 2.37)

0.26 (0.04, 1.82)

0.66 (0.26, 1.65)

1.55 (0.49, 4.94)

 Japanese

0.21 (0.06, 0.70)

0.66 (0.28, 1.57)

0.37 (0.11, 12.80)

0.99 (0.32, 3.09)

0.58 (0.23, 1.42)

 Past

1.75 (1.09, 2.80)

1.13 (0.66, 1.91)

1.57 (0.81, 3.05)

1.08 (0.66, 1.77)

0.95 (0.55, 1.65)

 Current

2.53 (1.52, 4.22)

1.42 (0.89, 2.27)

0.79 (0.38, 1.64)

0.95 (0.50, 1.82)

1.07 (0.61, 1.89)

 Never

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 Very

17.80 (8.50, 37.50)

4.85 (2.31, 10.20)

1.46 (0.40, 5.33)

3.63 (1.59, 8.27)

1.72 (0.58, 5.04)

 Somewhat

5.75 (3.46, 9.58)

4.10 (2.66, 6.30)

2.01 (1.03, 3.92)

2.53 (1.38, 4.65)

2.01 (1.10, 3.70)

 Not at all

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 HS or less

1.54 (0.94, 2.51)

1.04 (0.63, 1.73)

0.56 (0.23, 1.35)

1.05 (0.61, 1.82)

0.77 (0.42, 1.42)

 Some college

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