Table 3: Demographic summary.
The 2017 Environmental Health Survey used community-based participatory action research strategies and snowball sampling of 100 adults in Knights Landing, California. American Community Survey results are 2017 5-year estimates for Knights Landing Census Designated Place (US Census Bureau 2017). Categorical data are presented as the proportion of respondents with 95% binomial confidence intervals (CI). Significant differences between the Knights Landing and American Community Survey samples are noted as: * p = 0.05.
| Demographics | Environmental Health Survey | American Community Survey | ||||
|---|---|---|---|---|---|---|
|
Sample (n)= adults in Knights
Landing recruitment zones |
Sample= randomly contacted
households in Knights Landing Census Designated Place |
|||||
| % | 95% CI | n | % | 95% CI | n | |
|
Age
# sample = age ≥18 for Environmental Health Survey or all ages American Community Survey | ||||||
| 18 - 19 | 3% | (0, 7) | 3 | -- | -- | -- |
| 20 - 24 | 5% | (1, 10) | 5 | 11% | (2, 20) | 110 |
| 25 - 44 | 43% | (32, 52) | 42 | 18% | (8, 28) | 187 |
| 45 - 64 | 36% | (25, 45) | 35 | 25% | (12, 38) | 259 |
| 65 and older | 12% | (5, 19) | 12 | 18% | (5, 31) | 187 |
|
Gender Sample = age ≥18 for Environmental Health Survey and American Community Survey | ||||||
| Male | 44% | (34, 54) | 44 | 41% | (31, 51) | 311 |
| Female | 56% | (46, 66) | 56 | 59% | (49, 69) | 441 |
|
Race/Ethnicity
# sample = age ≥18 for Environmental Health Survey and all ages American Community Survey | ||||||
| White/Caucasian | 26% | (17, 35) | 25 | 25% | (8, 42) | 252 |
| Latino/a or Hispanic | 68% | (59, 77) | 67 | 70% | (50, 90) | 715 |
| Asian | 3% | (0, 7) | 3 | 6% | (0, 15) | 61 |
| African-American, Black | 1% | (0, 3) | 1 | 0% | (0, 2) | 0 |
| Native American, American Indian, or Alaska Native | 1% | (0, 3) | 1 | 0% | (0, 2) | 0 |
|
Education Attainment
# sample = age ≥25 for Environmental Health Survey and American Community Survey | ||||||
| No Formal Education | 2% | (0, 5) | 2 | -- | -- | -- |
| Grade or Middle School (Grades 1-8) | 32% | (23, 41) | 31 | 27% | (9, 45) | 169 |
| High School or Equivalent | 35% | (26, 45) | 34 | 22% | (15, 29) | 141 |
| Some College or Associate’s Degree | 18% | (10, 25) | 17 | 24% | (10, 38) | 153 |
| 4-year College or University Graduate | 3% | (0, 7) | 3 | 10% | (0, 20) | 62 |
| Graduate or Professional School | 1% | (0, 3) | 1 | 4% | (0, 9) | 26 |
| Vocational, Business, or Trade School | 1% | (0, 3) | 1 | -- | -- | -- |
| Annual Household Income * | ||||||
| Less than $15,000 | 32% | (22, 42) | 30 | 17% | (2, 32) | 59 |
| $15,000 - $24,999 | 22% | (14, 30) | 20 | 15% | (0, 30) | 51 |
| $25,000 - $49,999 | 29% | (20, 38) | 27 | 39% | (22, 56) | 132 |
| $50,000 - $99,999 | 10% | (4, 16) | 9 | 20% | (2, 38) | 69 |
| $100,000 or more | 7% | (2, 12) | 6 | 8% | (0, 16) | 28 |
|
Country of Birth
# sample = age ≥18 for Environmental Health Survey or all ages American Community Survey | ||||||
| Native-born (US) | 46% | (36, 56) | 46 | 64% | (50, 78) | 663 |
| Foreign-born | 54% | (43, 65) | 53 | 36% | (22, 50) | 365 |
| Latin America % of foreign-born | 94% ⊥ | (88, 100) | 50 | 93% | (82, 100) | 338 |
| Asia % of foreign-born | 6% | (0, 12) | 3 | 7% | (0, 18) | 27 |
|
Occupations
# sample = age ≥18 for Environmental Health Survey or age≥16 for American Community Survey | ||||||
| Unemployed | 22% | (14, 30) | 21 | 10% | (3, 17) | 81 |
| Not in Labor Force Includes retirees and those with disabilities | 12% | (5, 19) | 11 | 40% | (26, 54) | 319 |
| Employed | 66% | (56, 76) | 63 | 50% | (36, 64) | 386 |
| Agricultural Labor | 41% | (31, 51) | 34 | 9% | (6, 12) | 36 |
| % of employed | Agriculture | Agriculture, fishing, forestry, hunting, and mining | ||||
| Non-Agricultural Labor | 18% | (10, 26) | 14 | 27% | (8, 46) | 104 |
| % of employed | Custodial and construction | Construction, manufacturing, transportation, warehousing, and utilities | ||||
| Other | 41% | (31, 51) | 25 | 64% | (59, 69) | 246 |
| % of employed | ||||||
Direct comparisons could not be made for variables with different age thresholds for the Environmental Health Survey responses and the American Community Survey.
The only Latin America country of origin was Mexico for the Knights Landing foreign-born respondents.