Question: how rare is a negative blood group in india?
Answer: The study revealed that blood group O was the commonest (37.12%) closely followed by B at 32.26%, followed by A at 22.88% and AB was the least prevalent group at 7.74%. Out of the total donor population, 94.61% were Rh (D) positive and rest 5.39%, were Rh (D) negative [Table 4].