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Cholesterol Risk Categoriser

Total / LDL / HDL / Triglycerides — each interpreted per ATP-III / NCEP. Total/HDL ratio under 3.5 = low cardiovascular risk; over 5 = high.

180 mg/dL
110 mg/dL
45 mg/dL
140 mg/dL
Total
desirable
LDL (bad cholesterol)
above-optimal
HDL (good cholesterol)
normal
Triglycerides
normal
Total / HDL ratio
4.0× — average risk

Cardiovascular risk indicator. <3.5 = low, 3.5-5 = average, >5 = high.

How it works

Enter the four values from your lipid profile (typically reported in mg/dL by SRL, Metropolis or Dr Lal PathLabs). We bucket each into the NCEP ATP-III bands: Total <200 desirable, 200–239 borderline, ≥240 high; LDL <100 optimal, 100–159 near-optimal/borderline, ≥160 high; HDL <40 low (risk), ≥60 protective; Triglycerides <150 normal, 150–199 borderline, ≥200 high. The Total/HDL ratio (atherogenic index) is calculated automatically.

Worked example

A 42-year-old Bengaluru IT professional with Total 220, LDL 145, HDL 38, TG 210: Total borderline, LDL borderline, HDL low (risk factor), TG high. Total/HDL = 5.8, which is high cardiovascular risk territory. Indian guidelines (Lipid Association of India 2020) are even stricter — they recommend LDL <70 for known diabetics and <55 for those with established heart disease, because South Asians have higher baseline atherosclerotic risk.

When to use this

  • Reading your annual master health checkup from Apollo, Manipal or Fortis
  • Tracking improvement after starting a statin or lifestyle change
  • Pre-screening before life insurance medicals (HDFC Life, LIC, ICICI Pru)

Combine with the BMI calculator and BP category check for a fuller cardiac risk picture.

FAQ

Should I worry about total cholesterol or LDL more?

LDL — it&apos;s the &quot;bad&quot; cholesterol that builds plaque. Some people have high total but bulk is HDL — that&apos;s actually protective.

Is fasting required for the lipid test?

Yes for triglycerides — eat-anything affects TG by 30%+. Total / LDL / HDL are stable across fasting state. Most labs recommend 12-hour fasting.

My HDL is low despite exercise — why?

HDL has strong genetic component. Exercise raises HDL by 5-10% only. Quitting smoking, losing weight, increasing omega-3 intake help more.