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. 2010 Jan-Apr;16(1):16–25. doi: 10.4103/0971-6866.64941

Table 4.

Frequency of β-thalassaemia trait in school children from Delhi according to the state of origin

State or Origin No. Screened β-thalassemia Trait
No. %
Punjab 2213 168 7.6
Uttar Pradesh 1353 56 4.1
Delhi 434 19 4.4
Haryana 397 14 3.5
Rajasthan 251 6 2.4
Himachal Pradesh 69 4 5.8
Kashmir 31 2 6.5
Karnatak 261 17 6.5
Tamil Nadu 39 2 5.1
Bihar 83 4 4.8
Maharashtra 35 1 2.9
Sindh 34 2 5.9
Othersa 208b 1b 0.5