TABLE 1.

Characteristics of the study population in the Shanghai Women's and Men's Health Studies¹

	Overall (n = 2302)	Women (n = 1100)	Men (n = 1202)
Consumption, g/d
Legumes	29.9 (0, 174)	27.9 (0, 120)	31.9 (0, 174)
Peanuts	1.1 (0, 94.6)	0.76 (0, 26.1)	1.5 (0, 94.6)
Soy foods	19.9 (0, 156)	17.5 (0, 106)	22.0 (0, 156)
Other beans	7.2 (0, 72.7)	7.8 (0, 67.4)	6.7 (0, 72.7)
Time interval, y	9.5 ± 2.5	8.7 ± 3.2	10.3 ± 1.3
5 to ≤7.4 y	564 [25]	564 [51]	0 [0]
7.5 to ≤10 y	781 [34]	340 [31]	441 [37]
>10 y	957 [42]	196 [18]	761 [63]
Age at stool sample collection, y	68.7 ± 8.99	70.0 ± 8.62	67.6 ± 9.17
50–59 y	392 [17]	118 [11]	274 [23]
60–69 y	986 [43]	500 [45]	486 [40]
70–79 y	554 [24]	279 [25]	275 [23]
≥80 y	370 [16]	203 [18]	167 [14]
Highest level of education
Below high school	1173 [51]	691 [63]	482 [40]
High school	949 [41]	371 [34]	578 [48]
College	180 [8]	38 [3]	142 [12]
Annual income2
Low	365 [16]	181 [16]	184 [15]
Middle	1762 [77]	846 [77]	916 [76]
High	175 [8]	73 [7]	102 [8]
BMI, kg/m2	24.3 ± 3.54	24.3 ± 3.84	24.3 ± 3.24
Smoking
Never smoker	1407 [61]	1087 [99]	320 [27]
Ever smoker	895 [39]	13 [1]	882 [73]
Pack-years among smokers	22.5 ± 17.4	3.13 ± 5.53	22.8 ± 17.3
Alcohol drinking
Nondrinker	1837 [80]	1035 [94]	802 [67]
Drinker	465 [20]	65 [6]	400 [33]
Drinks/day among drinkers	2.11 ± 2.01	0.126 ± 0.365	2.43 ± 1.98
Physical activity, MET/wk	13.0 ± 16.0	13.7 ± 16.2	12.5 ± 15.8
Total energy intake, kcal/d	1760 ± 466	1530 ± 327	1960 ± 478
Hypertension3
No	1572 [68]	618 [56]	954 [79]
Yes	730 [32]	482 [44]	248 [21]
Hyperlipidemia4
No	1885 [82]	890 [81]	995 [83]
Yes	417 [18]	210 [19]	207 [17]
Metabolic condition5
No	1339 [58]	528 [48]	811 [67]
Yes	963 [42]	572 [52]	391 [33]

¹Values are means ± SDs for continuous variables or n [%] for categorical variables; consumption amount is shown in median (range). MET, metabolic equivalent task.

²Low: <500 yuan per capita per year; middle: 500–1999 yuan per capita per year; high: ≥2000 yuan per capita per year.

³Ever reported hypertension at baseline or during follow-up.

⁴Ever reported hyperlipidemia at baseline or during follow-up.

⁵Having hypertension, hyperlipidemia, or obesity [BMI (kg/m²) ≥30].