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The Ethics Committee of the Tumor Hospital Affiliated to Nantong University, Nantong, Jiangsu, China, reviewed and approved this investigation (Approval No. 2025-027-010). The Declaration of Helsinki and relevant institutional guidelines were adhered to in all procedures involving human participants. The consumables used are listed in the Table of Materials.
1. Data collection
Seventy-six patients admitted to the hospital for BC postoperative radiotherapy from January 2023 to September 2024 were selected as the subjects. Written informed consent was taken from every patient. Among the study population, 38 patients who received conventional nursing interventions were regarded as the control group, while 38 patients who received intensive care interventions were recorded as the observation group. The general data of both groups showed no statistically significant differences (p > 0.05, Table 1).
2. Inclusion and exclusion criteria
The patients included when the diagnostic criteria for BC were met11, and radiation therapy was performed after surgery. Patients and families were fully informed and completed signed consent forms. The expected survival time was greater than six months. The patients were excluded when severe cognitive or communication impairment was found, or the patients were chemotherapy intolerant, or any comorbid hematologic and other somatic disorders were reported.
3. Control group (Conventional nursing intervention)
The control group received conventional postoperative radiotherapy care, including:
- Skin care
Patients were instructed to maintain the cleanliness and dryness of the irradiated skin, avoiding friction and using non-irritating skincare products. For mild erythema or pruritus, alcohol-free moisturizers were recommended. Dry desquamation was considered when peeling or flaking occurred without exudation. Moist desquamation was established if the epidermis was lost and the wound was oozing, wet, and painful, with a high risk of infection12.
- Health education
Radiotherapy procedures were explained to the patients. Potential adverse reactions and management strategies were explained to patients and families.
- Psychological support
Basic psychological counseling was provided to encourage emotional expression. No systematic psychological interventions were implemented.
- Dietary guidance
A high-protein, vitamin-rich diet was recommended. Spicy and irritating foods were suggested to be avoided. No personalized nutrition plans were developed.
4. Intervention group (Cluster nursing intervention)
The intervention group received evidence-based cluster care in addition to conventional care, including:
- Systematic skin management
Skin assessment was conducted prior to radiotherapy. Patients were instructed to wear loose, cotton clothing and avoid contact with metal in the radiation field. During radiotherapy, daily skin monitoring was carried out. Dry desquamation was managed with normal saline compresses applied twice daily, with each session lasting 15 min. Moist desquamation was treated with silver-based dressings combined with topical anti-inflammatory agents. For post-radiotherapy, hyaluronic acid-containing repair cream) was recommended for skin barrier restoration.
- Structured psychological intervention
For cognitive behavioral therapy (CBT), weekly group sessions were held for 60 min to modify negative cognitions and enhance treatment confidence. In mindfulness-based stress reduction (MBSR), daily guided mindfulness breathing exercises for 10 min were conducted to reduce anxiety. In addition to these measures, family members also participated (as a family support program) through structured meetings to strengthen social support systems.
- Individualized nutritional support
In this case, the nutritional risk screening (NRS) 2002 scale was administered. For the patients with scores ≥3, personalized diet plans were developed. Specifically, the patients were counseled to maintain an energy intake of 25-30 kcal/kg, with a protein requirement of 1.2-1.5 g/kg/day from lean poultry, fish, soy, legumes, and whey13. To add vitamins, minerals, and antioxidants, seasonal fruits, vegetables, nuts, and flaxseed were also recommended to be included in the diet. To maintain hydration, 1.5-2.0 L/day water intake was advised. Compliance was monitored weekly by a dietitian. Weekly assessment of body weight and serum albumin levels was also considered for the dynamic plan adjustments.
- Pain and symptom management
For the pain control assessment, the VAS score was calculated. It was calculated on the scale of 0 to 10, where 0 means no pain. The patient was asked to point at the scale. VAS ≥4 was assigned in case of non-pharmacological interventions (cold compresses, music therapy) combined for moderate-severe pain. To manage fatigue, a progressive exercise program was implemented (30 min daily walking).
5. Outcomes measures
Skin lesions were assessed using the Radiation Oncology Collaborative Group's grading scale for acute radiation lesions of the skin14. Grade 0 indicated no skin changes; grade I referred to localized edema and mild erythema with dry lesions and blister formation, burning sensation, and pruritus. Grade II was assigned if wet lesions significantly fused and erythema was visible, with vesicles, neutrophilic edema, and superficial ulcers observed. Grade III showed severe local erythema with skin tissue necrosis, showing ulcerative manifestations.
VAS was used to assess the pain of both groups before and after nursing intervention15. The specific scoring criteria were plotted on a crossline scale, with 0 being no pain to 10 being unbearable severe pain.
For the analysis of psychological factors, anxiety and depression were scored by the Zung Self-Rating Anxiety Score (SAS), while depression was measured through the Zung Self-Rating Depression Scale (SDS), respectively16,17. Both scales were measured at 20 items. For each score, a raw total (from 20 to 80) was obtained through the instrument (questionnaire). Raw scores were multiplied by 1.25 to yield an index score (25-100). SAS scores were categorized as normal (>45), mild-moderate (45-59), marked-severe (60-74), and extreme (>75). An SDS score of <50 showed a normal level, 50-59, mild depression, 60-69, moderate depression, and >70, severe depression.
The quality of patients' life was evaluated using the 36-Item Short Form Health Survey (SF-36), which covers four functional dimensions (cognitive, bodily, social, and role), with a standard score of 100 for each dimension, and a high score indicating a better quality of life18. Nutritional status was evaluated using the Nutrition Risk Screening Scale (NRS)19, which assesses disease severity, nutritional impairment, and age standard range, with a score of 2-7 and ≥3 points indicating malnutrition. Nursing satisfaction was evaluated at a total score of 100 through a self-administered nursing satisfaction questionnaire. The score was analyzed as 80-100, 60-80, and <60 for very satisfied, basically satisfied, and dissatisfied, respectively. Satisfaction with care was evaluated using the formula (very satisfied + basically satisfied) / total number of cases × 100%.
6. Statistical analysis
Comparisons between groups of counting data were made by chi-square test, expressed as (rate); the measurement data conformed to normal distribution were assessed by t-test and paired t-test, expressed as mean ± standard deviation. SPSS 22.0 software was used for statistical analysis. P< 0.05 defines a statistically significant difference.