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Table 5 First Stage Parameter Estimates from the Tobit Equations: Females (t ratios in parentheses)a

From: Time use choices and healthy body weight: A multivariate analysis of data from the American Time use Survey

Independent Variables Primary Eating Time Secondary Eating Time Secondary Drinking Time Food Preparation Time Physical Activity Time Sleep Time Television/video Time
Intercept -2.59 (-1.61)* 15.67 (3.50)** 18.43 (1.42) 0.17 (.07) 10.95 (1.28) 58.22 (14.52)** 29.08 (5.41)**
Age -0.03 (-2.33)** 0.13 (3.57)** 0.24 (2.20)** 0.11 (4.81)** .37 (5.08)** -0.15 (-4.34)** 0.04 (.78)
Married/Cohabitating 0.72 (5.41)** -0.63 (-1.71)* -0.98 (-.93) 2.44 (11.26)** 0.40 (.57) -0.94 (-2.83)** -1.15 (-2.59)**
Education 0.07 (1.75)* 0.44 (3.87)** 1.24 (3.72)** -0.32 (-4.95)** -0.04 (-.21) -0.52 (-5.11)** -0.76 (-5.50)**
Black -1.01 (-6.09)** -1.35 (-2.91)** -12.84 (-9.33)** -0.30 (-1.12) -4.32 (-4.68)** 1.71 (4.14)** 2.24 (4.03)**
Hispanic 0.56 (3.06)** -3.73 (-7.33)** -19.02 (-12.24)** 1.96 (6.92)** -4.79 (-4.91)** 1.54 (3.46)** -0.70 (-1.17)
Other 0.78 (3.28)** -2.24 (-3.36)** -12.70 (-6.40)** 2.37 (6.28)** -3.03 (-2.38)** 1.37 (2.33)** -2.48 (-3.08)**
Fair/Poor Health -0.67 (-4.29)** -1.34 (-3.05)** 2.15 (1.70)* 0.47 (1.88)* -3.40 (-4.03)** 0.97 (2.50)** 2.34 (4.52)**
Employed -.57 (-4.89)** -0.86 (-2.55)** 3.10 (3.15)** -2.12 (-11.04)** -3.30 (-5.24)** -1.80 (-5.97)** -5.52 (-13.70)**
Grocery Price Index 0.02 (3.10)** 0.010 (.35) -0.04 (-.99) 0.01 (.80) 0.11 (3.93)** -0.01 (-.50) -0.02 (-1.45)
Weekend 0.86 (7.59)** -0.44 (-1.39) -1.63 (-1.78)* 0.18 (.80) 3.06 (5.18)** 5.84 (20.63)** 4.07 (10.73)**
Primary Grocery Shopper -0.17 (-.90) -0.19 (-.36) 1.31 (.86) 1.42 (4.51)** 4.50 (4.19)** -0.81 (-1.70)* -1.21 (-1.89)*
Primary Meal Preparer -0.20 (1.26) .37 (.86) -3.04 (-2.49)** 2.80 (10.90)** 2.61 (3.07)** 0.01 (.02) -0.13 (-.26)
Summer 0.14 (1.19) 1.37 (4.23)** 3.43 (3.65)** -.27 (-1.42) 3.70 (6.02)** -0.24 (-.83) -0.62 (-1.56)
ATUS07 -.14 (-1.30) 2.04 (7.11)** 4.79 (5.74)** 0.18 (1.06) -1.28 (-2.31)** -0.50 (-1.94)* 0.18 (.52)
Hourly Opportunity Cost of time 0.04 (2.14)** -0.07 (-1.33) -.48 (-2.97)** 0.07 (2.14)** -0.11 (-1.05) 0.15 (2.93)** -0.16 (-2.30)**
Ln (Non-Wage Income) 0.95 (3.67)** -3.84 (-5.31)** -5.93 (-2.97)** -.60 (-1.43) -6.72 (-4.81)** 0.61 (.94) 0.15 (.17)
Number of Kids < Age 6 -0.11 (-1.10)** -0.28 (-.55) -0.91 (-1.16) 1.25 (1.11) -3.04 (-5.61)** -0.55 (-2.26)** -1.81 (-5.53)**
Number of Kids Age 6-17 -.32 (-5.69)** -0.09 (-.55) .08 (.17) 1.11 (12.39)** -0.65 (-2.16)** -0.24 (-1.70)* -1.02 (-5.41)**
  1. *p < .10, **p < .05
  2. a Time use is measured in 10 minute increments.