Mental and Behavioural Disorders
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: • Patients aged 18 years and above, scheduled for routine cataract surgery. • Patients scheduled to have manual small incision cataract surgery with posterior capsular intraocular lens implantation (SICS + PC-IOL) to be done by the principal investigator and the unit supervising consultants under local anaesthesia (peribulbar block + facial block).
Exclusion criteria
Exclusion criteria: • Patients having cataracts with poor visual prognosis e.g., traumatic cataract, cataract complicated with uveitis or retinal detachment, ectopia lentis, zonular dialysis. • Patients undergoing multiple procedures at the same time such as cataract surgery with pterygium excision, trabeculectomy, etc. • Patients with hearing impairment, tinnitus, internal or external ear infections. • patients with co-morbidities like uncontrolled hypertension, heart disease, renal failure, patients on ß-blockers, inotropic agents like adrenaline, digoxin, dopamine. • Patients who had previously been diagnosed and had been on treatment for anxiety or depressive disorders in the last 6 months. • Patients routinely on sedatives and hypnotics, narcotics or patients who for any reason had to be given sedatives on the morning of surgery. • Patients who neither can read nor understand English language or Yoruba language.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Mean change in STAI-S scores between intervention and control group pre and post surgery | — |
Secondary
| Measure | Time frame |
|---|---|
| mean change in anxiety influenced physiologic parameters such as pulse rate, systolic blood pressure, diastolic blood pressure and respiratory rate between the two groups pre and post-surgery. | — |
Countries
Nigeria
Contacts
Senior Registrar