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Table 5 Hierarchical regression analysis of physical health (N = 220)

From: Investigation of pilots' mental health and analysis of influencing factors in China: based on structural equation model

Layers

Factors

Non-standardized regression coefficient

β

t

R2

ΔR2

F

B

SE

First

Family support

-1.368

1.696

-0.195

-0.806

0.060

0.060

4.557**

 

Friend support

0.859

1.774

0.119

0.484

   
 

Other support

2.252

1.924

0.310

1.171

   

Second

Tenacity

0.005

0.735

0.001

0.007

0.250

0.191

11.861**

 

Strength

4.672

1.251

0.519

3.736**

   
 

Optimism

-0.824

0.998

-0.062

-0.826

   

Third

Extraversion

1.786

1.106

0.139

1.616

0.336

0.086

9.585**

 

Agreeableness

-1.039

0.824

-0.109

-1.261

   
 

Conscientiousness

2.110

0.894

0.186

2.361*

   
 

Neuroticism

-1.207

0.818

-0.121

-1.476

   
 

Openness

0.468

0.836

0.044

0.560

   
  1. ***p < 0.001, **p < 0.01, *p < 0.05