Construction and Empirical Study of Indirect Intervention Model for Protective Medical Lung Cancer Patients Based on Family System Theory

Inclusion criteria

• (1)Patients

• Eligible for radical lung cancer surgery confirmed by clinicians in accordance with lung cancer clinical guidelines;
• Aged over 18 years old;
• No history of drug or alcohol dependence, and no use of contraceptives or hormones within the past three months;
• Fully informed of the study, signed informed consent and volunteered to participate.

(2)Family Caregivers

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• Spouses, adult children or other relatives who provide long-term unpaid daily care and companionship for patients;
• Aged over 18 years old;
• No history of drug or alcohol dependence, and no use of contraceptives or hormones within the past three months;
• Fully informed of the study, signed informed consent and volunteered to participate.

Exclusion criteria

• (1)Patients:

• Patients who do not meet the surgical indications as evaluated by clinicians;
• Patients with immune system diseases;
• Patients with a history of mental illness or severe cognitive impairment.

(2)Family Caregivers：

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• Caregivers with severe organic lesions themselves;
• Caregivers who have experienced other major life events recently;
• Caregivers with a history of mental illness or severe cognitive impairment.