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. Author manuscript; available in PMC: 2020 Mar 2.
Published in final edited form as: J Agromedicine. 2018;23(2):123–133. doi: 10.1080/1059924X.2018.1427642

Table 3.

Marginal effects of demographic and work-related characteristics of U.S. farmworkers on the probability of sanitation access.

(1) (2) (3)
Prob(Access to water for
hand washing)
Prob(Access to
toilet)
Prob(Access to
drinking water)
Female = 1 0.01 0.02** 0.02**
(0.00) (0.00) (0.00)
Age (10s years) 0.00 0.00 −0.00*
(0.00) (0.00) (0.00)
Education (10s years) 0.02** 0.02** 0.00
(0.01) (0.00) (0.01)
Farm Experience (10s years) 0.00 −0.00 0.00
(0.00) (0.00) (0.00)
Tenure (10s years) 0.00 0.00 −0.00
(0.00) (0.00) (0.00)
Has Spouse in U.S. = 1 0.01 0.01** 0.00
(0.00) (0.00) (0.00)
Children (number) −0.00 −0.00 −0.00
(0.00) (0.00) (0.00)
Naturalized Citizen = 1 0.01 0.00 −0.01
(0.01) (0.01) (0.01)
Green Card or Other Auth. = 1 0.00 0.01 −0.02
(0.01) (0.01) (0.01)
Undocumented = 1 −0.01 0.00 −0.01
(0.01) (0.01) (0.01)
Speaks English = 1 0.01* 0.01* −0.00
(0.00) (0.00) (0.01)
From Mexico = 1 −0.01** −0.02** −0.01
(0.01) (0.00) (0.01)
Piece rate = 1 −0.03** −0.00 0.01*
(0.01) (0.01) (0.01)
Hourly = 1 0.01 0.01 0.01
(0.01) (0.01) (0.01)
Field Crops = 1 −0.04** −0.04** 0.00
(0.01) (0.01) (0.01)
Fruit Crops = 1 0.01* 0.02** 0.03**
(0.01) (0.01) (0.01)
Horticulture = 1 0.04** 0.04** 0.03**
(0.01) (0.00) (0.01)
Vegetables = 1 0.01 0.03** 0.03**
(0.01) (0.00) (0.01)
Preharvest = 1 −0.01* −0.01 −0.00
(0.01) (0.01) (0.01)
Harvest = 1 −0.01 −0.00 0.01*
(0.01) (0.00) (0.01)
Postharvest = 1 0.00 0.01 0.01
(0.01) (0.00) (0.01)
Semi-skill = 1 −0.03** −0.03** −0.01
(0.01) (0.01) (0.01)
East = 1 −0.11** −0.18** −0.06**
(0.01) (0.01) (0.01)
Southeast = 1 −0.12** −0.17** −0.08**
(0.01) (0.01) (0.01)
Midwest = 1 −0.12** −0.10** −0.10**
(0.01) (0.01) (0.01)
Southwest = 1 −0.15** −0.20** −0.15**
(0.01) (0.02) (0.02)
Northwest = 1 −0.07** −0.04** −0.07**
(0.01) (0.01) (0.01)
Time Trend (10s years) 0.06** 0.04** 0.01*
(0.00) (0.00) (0.00)
Observations (N) 55,786 55,927 37,443

Source: NAWS and author calculations.

Notes: Probit marginal effects with robust standard errors in parentheses;

**

p < 0.01,

*

p < 0.05