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Table 2 Standard cut offs used for data collection

From: Health issues in a Bangalore slum: findings from a household survey using a mobile screening toolkit in Devarajeevanahalli

Standard definitions Cut offs used
Body Mass Index [15]
 Normal BMI values 18.5 kg/m2–22.9 kg/m2
 Overweight BMI value 23.0 kg/m2 to 24.9 kg/m2
 Obesity BMI above 25 kg/m2
Hypertension JNC 7 [16]
 Normal SBP < 120 mm of Hg and DBP < 80 mm of Hg
 Prehypertension SBP 120–139 mm of Hgor DBP 80–89 mm of Hg
 Stage 1 Hypertension SBP 140–159 mm of Hgor DBP 90–99 mm of Hg
 Stage 2 Hypertension SBP ≥160 mm of Hgor DBP ≥ 100 mm of Hg
Diabetes [17]
 Diabetes FPG > 126 mg/dL (7.0 mmol/L)or RPG > 200 mg/dL(11.1 mmol/L)
 Impaired Glucose Tolerance FPG 140 to 199 mg/ dL (7.8 to 11 mmol/L)or RPG 100 to 125 mg /dL(5.6 to 7.0 mmol/L)
Anaemia [18]
 Mild Hb values 11.9–11.0 g/dL
 Moderate Hb values 10.9–8.0 g/dL
 Severe Hb value < 8.0 g/dL
Malnutrition indices in children [19] Definitions
 Underweight Weight/age < − 2 standard deviations (SD) of the WHO Child Growth Standards median
 Stunting Height/age < − 2 standard deviations (SD) of the WHO Child Growth Standards median
 Wasting Weight/height < − 2 standard deviations (SD) of the WHO Child Growth Standards median
  1. BMI Body mass index, SBP Systolic blood pressure, DBP Diastolic blood pressure, FPG Fasting plasma glucose, RPG Random plasma glucose, Hb Haemoglobin
  2. All the instruments were calibrated by the biomedical department as per standards.