Table 3

Multiple regression coefficients β (and 95% CIs) and R2, associated with the standards of the Brazilian regions according to the proportion of predictor variables within each PSU:

North


Regional

β (CI 95%)

Rice and beans

β (CI 95%)

Fruit/Greens/Sweets

β (CI 95%)


% per PSU

Children

1.31 (0.86; 1.76)*

-0.25 (-0.70; 0.20)

-0.18 (-0.56; 0.20)

Adolescent

1.15 (0.68; 1.62)*

0.18 (-0.29; 0.65)

-0.19 (-0.59; 0.21)

Elderly persons

1.59 (0.93; 2.25)*

-0.32 (-0.98; 0.34)

0.29 (-0.27; 0.85)

Mean income per PSU

-0.04 (-0.18; 0.10)

0.08 (-0.06; 0.22)

0.66 (0.54; 0.78)*

Education of the head of the family (%)

Illiterate

-0.64 (-1.83; 0.53)

0.47 (-0.70; 1.64)

0.59 (-0.41; 1.58)

Elementary

0.57 (0.05; 1.10)*

-0.54 (-1.06;-0.02)*

0.59 (0.14; 1.04)*

High school

1.19 (0.62; 1.75)*

-2.21 (-2.77;-1.65)*

1.09 (0.61; 1.60)*

Undergraduate and graduate

0.51 (-0.49;1.52)

-2.00 (-3.0;-1.00)*

1.31 (0.46; 2.15)*

R2

0.14

0.16

0.35


Northeast


Rice and beans

β (CI 95%)

High energy

β (CI 95%)

High Protein

β (CI 95%)


% per PSU

Children

0.42 (0.15; 0.70)*

-0.34 (-0.60;-0.08)*

0.40 (0.15;0.66)*

Adolescent

0.68 (0.42; 0.95)*

-0.23 (-0.49;0.02)

0.42 (0.17;0.67)*

Elderly persons

0.47 (0.13; 0.81)*

0.09 (-0.24;0.41)

0.81 (0.49;1.12)*

Mean income per PSU

-0.05 (-0.15; 0.04)

0.49 (0.40;0.58)*

0.60 (0.51;0.69)*

Education of the head of the family (%)

Illiterate

0.32 (-0.19;0.83)

-0.46 (-0.95;0.03)

1.00 (0.53;1.48)*

Elementary

-0.59 (-0.86;-0.31)*

0.55 (0.29;0.81)*

0.10 (-0.14;0.36)

High school

-1.74 (-2.08;-1.40)*

0.55 (0.22;0.87)*

0.22 (-0.10;0.53)

Undergraduate and graduate

-1.85 (-2.47;-1.22)*

0.53 (-0.07;1.13)

-0.69 (-1.27;0.11)


R2

0.21

0.24

0.19


Southeast


Rice and beans

β (IC 95%)

Mixed

β (IC 95%)


% per PSU

Children

0.26 (-1.17; 0.71)

0.38 (0.02;0.74)*

Adolescent

1.08 (0.65; 1.51)*

0.29 (-0.06;0.64)

Elderly persons

0.74 (0.21; 1.26)*

0.97 (0.54;1.40)*

Mean income per PSU

-0.05 (-0.14; 0.15)

0.75 (0.63;0.87)*

Education of the head of the family (%)

Illiterate

0.98 (-0.44; 2.40)

0.19 (-0.95;1.34)

Elementary

-0.16 (-0.70; 0.37)

0.68 (0.25;1.11)*

High school

-1.83 (-2.43; -1.24)*

1.20 (0.71;1.68)*

Undergraduate and graduate

-0.88 (-1.67; -0.09)*

0.67 (0.02;1.31)*

R2

    0.16

    0.39


South


Rice and beans

β (IC 95%)

Mixed

β (IC 95%)


% per PSU

Children

0.30 (-0.18;0.79)

0.41 (-0.02;0.84)

Adolescent

0.56 (0.09;1.03)*

0.51 (0.09;0.93)*

Elderly persons

0.54 (-0.06;1.14)

0.13 (-0.4;0.66)

Mean income per PSU

-0.41 (-0.58;-0.23)*

0.88 (0.72;1.03)*

Education of the head of the family (%)

Illiterate

-0.18(-2.26;1.89)

-0.53 (-2.38;1.31)

Elementary

0.52 (-0.1;1.15)

1.00 (0.44;1.56)*

High school

-0.36 (-1.07;0.36)

0.92 (0.29;1.56)*

Undergraduate and graduated

0.19 (-0.77;1.15)

0.52 (-0.33;1.38)


R2

0.17

0.29


Midwest


Rice and beans

β (IC 95%)

Mixed

β (IC 95%)


% per PSU

Children

-0.02 (-0.45;0.40)

0.36 (0.007;0.71)*

Adolescent

0.66 (0.25;1.07)*

0.19 (-0.14;0.52)

Elderly persons

0.44 (-0.13;1.01)

0.53 (0.06;1.00)*

Mean income per PSU

0.06 (-0.08;0.21)

0.76 (0.64;0.88)*

Education of the head of the family (%)

Illiterate

0.33 (-0.87;1.54)

0.16 (-0.83;1.14)

Elementary

-0.06 (-0.60;0.48)

0.36 (-0.09;0.80)

High school

-1.52 (-2.11;-0.92)*

0.69 (0.21;1.18)*

Undergraduate and graduate

-1.29 (-2.15;-0.43)*

0.33 (-0.38;1.03)


R2

0.11

0.34


* p-value < 0.05

Nascimento et al. Nutrition Journal 2011 10:79   doi:10.1186/1475-2891-10-79

Open Data