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Flow chart of the study design, explaining the subject enrollment process. §Investigations: anthropometry (weight, waist circumference, hip circumference, mid upper arm circumference), biochemical investigations (fasting plasma glucose, serum insulin, lipid profile), DEXA scan, 24 hour dietary recall; *lost to follow-up in control group; shift based job (n = 2), relocation (n = 1); #lost to follow-up in intervention group; relocation (n = 1), lost interest in the study (n = 1).
