A 59-year-old woman with no known cardiovascular disease has an LDL cholesterol of 5.4 mmol/L and non-HDL cholesterol of 6.2 mmol/L on fasting lipids. She is a non-smoker, with blood pressure 128/76 mm Hg and no diabetes. According to the CCS dyslipidaemia guideline, what is the most appropriate management?