Myopia in children and adolescents
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Subjects aged 8-14 years old; 2. The uncorrected visual acuity of both eyes was less than 1.0, and the best corrected visual acuity of both eyes was more than or equal to 1.0; 3. Subjects with binocular cycloplegia had se - 6.00D; binocular column diopter < 1.50D; anisometropia < 1.0d; 4. Subjects with long-range and short-range obliquity ranging from - 12 to + 6 prism degrees; 5. Subjects with no other organic lesions affecting vision in both eyes; 6. The subjects who have informed consent and sign the informed consent voluntarily are in line with the code of ethics; the process of obtaining the informed consent should comply with the provisions of GCP. Only those who meet the above conditions can be selected.
Exclusion criteria
Exclusion criteria: 1. In the past half a year, the subjects who have been treated with external therapy of traditional Chinese medicine, orthokeratology lens, rigid gas permeable contact lens, progressive multifocal lens, peripheral defocusing control lens, multifocal soft contact lens, low concentration atropine eye drops, visual training and other related treatments without termination; 2. Subjects with contraindications of wearing orthokeratology lens; 3. Subjects with history of ocular surgery, trauma or chronic ocular diseases in both eyes or one eye; 4. Patients with serious systemic diseases, such as cardiovascular, cerebrovascular, liver, kidney, hematopoietic system and mental diseases; allergic constitution or allergic to medical silica gel; or chronic mental diseases or mental disorders; 4; 5. According to the judgment of the researcher, other lesions that reduce or complicate the possibility of enrollment are likely to cause loss of follow-up; 6. Subjects participating in other clinical trials; 7. The subjects who met the diagnosis, but could not adhere to the treatment under the objective conditions, had poor compliance, did not obey the follow-up arrangement, and were easy to lose the follow-up. If one of the above is met, it will be excluded.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Anterior and posterior diopter of pupil;axial length; | — |
Secondary
| Measure | Time frame |
|---|---|
| vision; | — |
Countries
China
Contacts
Ophthalmic Hospital affiliated to Shandong University of Traditional Chinese Medicine