Description for medicine or protocol of treatment in detail:
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1 Data and Methods
This study was discussed and approved by the ethics committee of Shanghai Children's Hospital (children's Hospital Affiliated to Shanghai Jiaotong University).
1. Case selection
(1)Inclusion criteria
1) The diagnosis of children's recurrent respiratory tract infection was in accordance with the relevant standards formulated by the scientific branch of Chinese Medical Association [7];
2) The diagnosis of spleen deficiency syndrome in traditional Chinese medicine was in accordance with the relevant literature standards [4];
3) the age was 1-12 years old, regardless of gender;
4) The family members of the patients gave informed consent.
(2)Exclusion criteria
1)Patients with serious diseases such as heart, brain, liver, kidney and hematopoietic system;
2)Patients with repeated respiratory infections caused by tuberculosis, foreign bodies in the bronchus, congenital diseases, etc.;
3)Patients with mental illness.
2. General information
A total of 80 children with spleen deficiency syndrome after repeated respiratory infections who were admitted to the Department of Traditional Chinese Medicine of Shanghai Children's Hospital from June 2019 to May 2020 were included in this study. They were randomly divided into observation group and control group, with 40 cases in each group. Among them, there were 23 males and 17 females in the observation group, aged 3-12 years old, with an average of (6.50±2.81) years old; 28 males and 12 females in the control group, aged 3-12 years old, with an average of (6.83±2.26) year old. The difference in baseline data between the two groups of children was not statistically significant (P>0.05), and they were comparable.
3. Treatment methods
Children in the control group were treated with Combined Bacillus Subtilis and Enterococcus Faecium Granules with Multivitamines,Live (Mamiai, Beijing Hanmei Pharmaceutical Co., Ltd., approval number: National Medicine Standard 30002270S). Usage and dosage: 1 bag each time, 1 or 2 times a day, with warm water for under 2 years old; 1 or 2 bags each time, 1 or 2 times a day, with warm water for more than 2 years old. The course of treatment is 4 weeks.
Children in the treatment group were treated with Modified Ginseng-Schisandra Decoction .The basic prescription is composed of Radix astragali(6g)Codonopsis pilosula(6g) Atractylodes macrocephala Koidz.(6g) Poria cocos(9g) Schisandra(3g) Ophiopogon japonicus(6g)oyster(15g) Radix Glycyrrhizae Preparate(3g)Saposhnikovia divaricata(10g) and it should be added or subtracted based on clinical symptoms.The Modified Ginseng-Schisandra Decoction for children is a traditional Chinese medicine decoction-free granule (produced by Jiangyin Tianjiang Pharmaceutical Co., Ltd.). The usage is as follows: 1 to 2 years old, 2 times/d, 1/3 doses/time; 3 to 6 years old , 2 times/d, 0.5 dose/time;> 6 years old, 2 times/d, 1 dose/time. Take it with boiling water after a meal for 4 weeks.
4. Observation items and efficacy evaluation standards
(1) TCM syndrome scores Before and after treatment, a scoring method is used to observe the TCM syndromes. The main symptoms (lack of food and appetite, nausea and vomiting, excessive sweating and fatigue, loose stools) are scored as 0, 2, 4, and 6 points according to no, mild, moderate, and severe.
(2) Clinical efficacy After the course of treatment, refer to the relevant standard efficacy in the "Guiding Principles for Clinical Research of New Chinese Medicines" to determine the clinical efficacy.
1) Clinical recovery: TCM syndrome score reduction >= 95%;
2) Significant effect: TCM syndrome score reduction >= 70%;
3) Effective: TCM syndrome score reduction >= 30%;
4) Ineffective: TCM syndrome score reduction < 30%.
(3) Laboratory indicators Test the children's serum immunoglobulin, T lymphocyte subsets and trace element indicators before and after treatment.
5. Statistical methods
SPSS 21.0 software was used for statistical analysis of the data in this study. Measurement data are expressed as mean ± standard deviation (±s), using t test; rank data using rank sum test. P < 0.05 indicates that the difference is statistically significant.
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Exclusion criteria:
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1. Patients with serious diseases such as heart, brain, liver, kidney and hematopoietic system;
2. Patients with repeated respiratory infections caused by tuberculosis, foreign bodies in the bronchus, congenital diseases, etc.;
3. Patients with mental illness.
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