TABLE 1.

Factors that affect the mental health of adolescents.

Influencing factors	Questionnaire questions
B school atmosphere	B1 You are often praised by the teacher (if there is, the effect is positive, if not, the effect is negative)
	B2 Your class has a good class style (if there is, the effect will be positive, if not, the effect will be negative)
	B3 In school life, consider yourself easy to get along with others (if there is, the effect will be positive, if not, the effect will be negative)
	B4 You feel close to people in this school (if there is, the effect will be positive, if not, the effect will be negative)
C family atmosphere	C1 How is your relationship with your parents (if there is, the effect will be positive, if not, the effect will be negative)
	C2 The relationship between parents is very good (if there is, the effect is positive, if not, the effect is negative)
	C3 How often do you and your parents do the following things together: reading, playing sports, visiting museums, zoos, science and technology museums, etc., going out to watch movies, performances, sports competitions, etc. (if there is, the effect is positive, if not, the effect is negative)
D family background	D1 The highest educational level of your parents
	D2 What is the current economic condition of your family?
G study pressure	G1 The pressure you feel about your parents’ expectations for your education is
	G2 You take extra-curricular tutoring classes: Math Olympiad, General Math (excluding Math Olympiad), Chinese/Composition, English (the more you attend, the greater the pressure)
	G3 The time you spent writing the homework assigned by the school teacher every day
H partner effect	H1 Does your good friend have any of the following situations: being criticized and punished for violating school discipline (if there is, the effect will be negative, if not, the effect will be positive)
	H2 Does your good friend have the following conditions: puppy love (if there is, the effect will be negative, if not, the effect will be positive)
	H3 Does your good friend have the following conditions: smoking, drinking (if there is, the effect will be negative, if not, the effect will be positive)