Table 1 Descriptive statistics of variables
From: Impact of environmental regulation, energy technology innovation on population health
Variable | Variable Description | Mean | Std. Dev. | Min | Max. |
|---|---|---|---|---|---|
SHealth | Self-assessed health of the population (very healthy = 5, relatively healthy = 4, average = 3, relatively unhealthy = 2, very unhealthy = 1) | 3.497 | 1.089 | 1 | 5 |
MHealth | Mental health of the population (never depressed or frustrated = 5, rarely depressed or frustrated = 4, sometimes depressed or frustrated = 3, often depressed or frustrated = 2, always depressed or frustrated = 1) | 3.862 | 1.006 | 1 | 5 |
ER | Investment completion in environmental pollution control | 1.941 | 1.481 | 0.123 | 6.654 |
ETI | Number of renewable energy patents authorized by province | 12.241 | 1.542 | 7.658 | 14.978 |
SEX | Sex (male = 1, female = 0) | 0.467 | 0.499 | 0 | 1 |
Age | (a person’s) age | 51.591 | 16.829 | 18 | 118 |
EDU | Level of education (illiterate/semi-illiterate = 0, elementary school = 6, junior high school = 9, senior high school/secondary/technical/vocational = 12, college = 15, undergraduate degree = 16, postgraduate degree = 19) | 9.036 | 4.82 | 0 | 19 |
Marriage | Marital status (married or cohabiting = 1, divorced or single or widowed = 0) | 0.766 | 0.424 | 0 | 1 |
Hr | Household status of the population (urban = 1, rural = 0) | 0.444 | 0.497 | 0 | 1 |
Internet | Frequency of Internet use (never = 1, rarely = 2, sometimes = 3, often = 4, very often = 5 points) | 2.966 | 1.704 | 1 | 5 |
FES | Family economic status (well below average = 1 point, below average = 2, average = 3, above average = 4, well above average = 5) | 2.568 | 0.748 | 1 | 5 |
SWN | Socializing with neighbors (almost every day = 7, 1 or 2 times a week = 6, a few times a month = 5, about 1 time a month = 4, a few times a year = 3, 1 time a year or less = 2, never = 1) | 3.874 | 2.21 | 1 | 7 |
SWF | Socializing with friends (almost every day = 7, 1 or 2 times a week = 6, a few times a month = 5, about 1 time a month = 4, a few times a year = 3, 1 time a year or less = 2, never = 1) | 3.933 | 1.888 | 1 | 7 |
ST | Trust of the population in society (very trusting = 5, more trusting = 4, can’t say trusting distrusting = 3, more distrusting = 2, very distrusting = 1) | 3.544 | 1.011 | 1 | 5 |
SE | Social equity (very fair = 5, more fair = 4, not fair but not unfair = 3, more unfair = 2, very unfair = 1) | 3.224 | 1.034 | 1 | 5 |
City | urbanization level (of a city) | 65.312 | 11.864 | 46.29 | 89.13 |
Pgdp | GDP per inhabitant | 4.837 | 0.193 | 4.464 | 5.279 |
MRL | Measuring the level of urban medical resources by the number of health technicians per 1,000 population in each province | 7.37 | 1.663 | 5.01 | 13.2 |