Table 1 Socio-demographic and lifestyle characteristics by gender
From: Cooking frequency and hypertension with gender as a modifier
|  | Women (N = 302,632)* | Men (N = 210,259)* | ||||
|---|---|---|---|---|---|---|
Daily Cooking n = 254,198 | Weekly or Monthly Cooking n = 29,263 | Never Cooking n = 19,171 | Daily Cooking n = 47,091 | Weekly or Monthly Cooking n = 51,172 | Never Cooking n = 111,996 | |
Age, years (SD) | 51.27 (10.33) | 49.71 (10.79) | 48.81 (11.50) | 52.18 (10.96) | 51.53 (10.68) | 53.64 (10.90) |
Urban, % | 41.36 | 66.32 | 53.65 | 58.70 | 56.31 | 31.16 |
Highest level of education, % | ||||||
 Primary school and below | 58.61 | 47.10 | 46.28 | 38.91 | 38.48 | 45.33 |
 Middle/high school | 37.77 | 44.69 | 43.95 | 51.42 | 51.92 | 48.33 |
 College and above | 3.61 | 8.20 | 9.76 | 9.66 | 9.60 | 6.34 |
Household income, % | ||||||
  < 5000 yuan | 11.24 | 4.25 | 4.87 | 12.05 | 6.08 | 9.53 |
 5000–19,999 yuan | 51.52 | 37.45 | 35.81 | 42.25 | 38.74 | 49.23 |
  ≥ 20,000 yuan | 37.24 | 58.30 | 59.32 | 45.70 | 55.18 | 41.24 |
Marital status, % | ||||||
 Married | 88.13 | 90.47 | 88.87 | 83.85 | 95.32 | 95.60 |
 Other | 11.87 | 9.53 | 11.13 | 16.15 | 4.68 | 4.40 |
Occupation, % | ||||||
 Agriculture and related | 44.61 | 20.04 | 18.10 | 30.45 | 33.60 | 53.35 |
 Factory workers | 8.03 | 23.21 | 25.88 | 23.90 | 25.42 | 14.26 |
 Clerk | 7.30 | 17.15 | 18.30 | 12.36 | 14.59 | 10.60 |
 Self employed | 1.70 | 3.80 | 5.86 | 2.39 | 3.79 | 3.85 |
 Unemployed | 38.36 | 35.80 | 31.86 | 30.90 | 22.60 | 17.94 |
Self-rated health, % | ||||||
 Excellent | 15.66 | 15.79 | 20.77 | 21.61 | 19.75 | 19.42 |
 Good | 27.09 | 29.01 | 28.33 | 27.22 | 28.80 | 30.30 |
 Fair | 45.85 | 45.07 | 38.36 | 41.36 | 43.67 | 41.22 |
 Poor | 11.40 | 10.13 | 12.54 | 9.80 | 7.78 | 9.06 |
Hypertension, % | 33.04 | 28.60 | 29.79 | 39.88 | 35.99 | 35.03 |
MET, hours/day (SD) | 20.09 (12.28) | 22.26 (14.35) | 21.99 (15.67) | 21.02 (13.97) | 23.00 (15.06) | 22.00 (15.88) |
BMI, kg/m2 (SD) | 23.86 (3.47) | 23.54 (3.36) | 23.60 (3.47) | 23.69 (3.34) | 23.63 (3.24) | 23.23 (3.20) |
Smoking, % | ||||||
 Never | 94.85 | 95.92 | 94.53 | 16.58 | 13.60 | 13.89 |
 Occasional | 2.71 | 2.35 | 3.09 | 26.50 | 26.00 | 23.00 |
 Regular | 2.44 | 1.73 | 2.38 | 56.92 | 60.40 | 63.11 |
Alcohol, % | ||||||
 Never | 63.56 | 66.47 | 66.38 | 22.70 | 21.60 | 25.87 |
 Occasional | 34.01 | 30.92 | 30.27 | 34.97 | 36.91 | 39.21 |
 Regular | 2.43 | 2.61 | 3.35 | 42.33 | 41.49 | 34.92 |
Household have chimney, % | 83.97 | 82.90 | 75.33 | 77.81 | 79.35 | 73.11 |
Stove kept slow-burning throughout the day, % | ||||||
 Always | 31.29 | 11.35 | 14.77 | 21.98 | 21.43 | 36.00 |
 Sometimes | 14.92 | 7.18 | 6.05 | 8.42 | 10.50 | 16.75 |
 No | 53.79 | 81.47 | 79.18 | 69.60 | 68.07 | 47.25 |