Component of human development

Treatment group

Control group ≤ 4 months

T value

Control group ≤ 2 months

T value

Control group ≤ 1 month

T value

Openness

2.73

2.83

1.266

2.78

0.518

2.77

0.357

Responsibility

2.67

2.77

1.217

2.68

0.260

2.70

0.292

Coherence

2.71

2.70

−0.178

2.74

0.263

2.73

0.194

Satisfaction

2.53

2.52

−0.161

2.51

−0.185

2.56

0.358

Sense of security

2.60

2.62

0.336

2.66

0.704

2.68

0.799

Closeness in relationships

2.75

2.82

1.244

2.76

0.405

2.78

0.545

Human development

15.77

16.17

0.903

15.97

0.377

16.01

0.377

Happiness

8.06

7.7

−1.171

7.8

−0.732

7.63

−1.021