Table T2.1: Distribution of participants across study villages and municipal zones within chosen study districts Site of No of No of Recruitment (PHC) Participants Participants Village (for pregnant mothers) (M-C Cohort) (Adult Cohort) Agaram Vidayur 2 Agarammel Thirumazhisai 1 Alinjivakkam Perambakkam 1 Anaikattucherry Sorancheri 7 6 Aranvoyal Perumalpattu 5 8 Chembarambakkam Poonamallee 9 9 Chettipedu Thirumazhisai 1 Chinnamangadu Poonamallee 3 Chitharaiambakkam Perambakkam 6 Egathur Kadambathur 1 Goodapakkam, Kuchikadu, Nayapakkam Nemam 18 7 Gundumedu Thirumazhisai 13 5 Ikkadu 17 Ikkadukandiagi 16 Irulanjeri Perambakkam 7 8 Iyyappanthangal SRU 1 Kannur Ulundhai 4 4 Karaiyanchavadi Poonamallee 24 Karanai Vidayur 1 Kattupakkam Poonamallee 36 Kavalchery Soranjeri 1 kavankulathur Perambakkam 2 Keezhmanambedu Thirumazhisai 11 11 Kilacheri Perambakkam 5 Kolappanjeri Poonamallee 3 Kollumedu(Avadi) Poonamallee 2 Kondanjeri Perambakkam 4 2 Kottaiyur 2 Koovum Perambakkam 1 Kumananchavadi Poonamallee 16 Kundrathur Kundrathur 1 11 Kuthampakkam, Irulapalayam, Pappanchathiram,Utkottai, Samathuvapuram Nemam 21 Madavilagam Thirumazhisai 3 Mangadu Poonamallee 4 19 Mappedu Ulundhai 2 Meiyur Nemam 2 1 Melmanambedu 3 Meppur Thirumazhisai 1 Meppurthangal Thirumazhisai 4 Mevalurkuppam(Thandalam) Perambakkam 1 Nagarthangal 3 Narasingapuram Thirumazhisai 3 1 Nazrathpet Thirumazhisai 12 5 Nedunchery Thirumazhisai 2 2 Nemam, Andarasanpettai Nemam 8 Nochimedu Nemam 1 Orathur Thiruvalangadu 1 15 Paarivakkam Poonamallee 15 5 Padur Nemam 5 3 Pappanchatram 3 Panapakkam Vidayur 2 Parvatharajapuram Thirumazhisai 4 Pazhanchur Nemam 5 7 Perambakkam Perambakkam 14 5 Perumalpattu Perumalpattu 11 Pidarithangal Poonamallee 4 Poonamallee Poonamallee 40 porur SRU 1 PriyanKuppam Vidayur 1 Pudumavilangai Vidayur 1 Puthunagar 2 Putlur Perumalpattu 7 Senji Perumalpattu 1 Senneerkuppam Poonamallee 34 8 Sevvapettai Perumalpattu 5 5 Soranjeri Soranjeri 9 3 Thirumazhisai Thirumazhisai 120 59 Thiruninravur Perumalpattu 2 Thirur Perambakkam 9 2 Thiruvalangadu Thiruvalangadu 62 11 Thiruvallur Perambakkam 1 Thiruverkadu, Velappanchavadi Poonamallee 5 2 Tirupandiyur Perambakkam 1 Udayavar koil Thirumazhisai 15 7 Ulundhai Ulundhai 14 11 Uttukottai 6 Vanagaram Poonamallee 2 Varadharajapuram Thirumazhisai 2 Veerakoil 2 Veeraraghavapuram 6 Vellavedu Thirumazhisai 21 7 Venmanambathur Vidayur 4 Veppampattu Perumalpattu 20 15 Vidaiyur Vidayur 17 15 Vyasarpuram 1 Total Rural Participants 705 588 No of participants No of participants Name of Zone (Chennai City) (M-C Cohort) (Adult Cohort) Tondiarpet 32 16 Basin Bridge 35 11 Pulianthope 106 57 Ayanavaram 73 107 Kilpauk 27 31 Triplicane 69 22 Nungambakkam 13 5 Kodambakkam 32 8 Saidapet 113 59 Adyar 80 67 Total Urban participants 580 383 .