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Table 2 Multilevel regression analyses1

From: “Happiness in the air?” the effects of air pollution on adolescent happiness

 

Model1

Model2

Model3

Intercept

2.92(.02)**

2.92(.02)**

2.92(.02)**

PM2.5

−.02(.006)*

  

PM10

 

−.01(.003)*

 

NO2

  

−.013(.006)*

% of college graduates

−.002(.003)

−.003(.003)

.001(.003)

Population densitya

Mutuality

−.17(.13)

−.24(.15)†

−.11(.12)

Male

.05(.04)

−.04(.04)

−.04(.04)

Family incomea

Non-intact family

−.09(.05)†

−.09(.05)†

−.09(.05)†

Wave 1 Class rank

.009(.013)

.008(.01)

.009(.013)

Wave 1 Negative life event

−.02(.01)**

−.02(.01)**

−.02(.01)**

Wave 1 Low family cohesion

−.08(.03)**

−.08(.03)**

−.08(.03)**

Wave 1 Self-esteem

.03(.004)**

.03(.004)**

.03(.004)**

Wave 1 Negative emotion

−.10(.03)**

−.10(.03)**

−.10(.03)**

Wave 1 deviance

−.003(.02)

−.003(.02)

−.003(.02)

Wave 1 Low Friends’ support

−.11(.04)**

−.11(.04)**

−.11(.04)**

Wave 1 Happiness

.18(.03)**

.18(.03)**

.18(.03)**

  1. n1 = 2538; n2 = 40.
  2. p < .1;*p < .05; **p < .01.
  3. 1The presented number is the estimated coefficient and standard error is in the parentheses
  4. a The effects of these two variables were estimated but very small because of original measurement scale. Hence, they were not presented here