Understanding blood group compatibility is very important during emergencies and blood transfusions. There are 8 main blood groups based on the ABO and Rh system. This guide explains which blood groups can donate blood and which blood groups can receive blood safely.
Blood Groups Compatibility Chart – Donor and Receiver Guide
Types of Blood Groups (ABO and Rh System)
Human blood is classified into 8 major blood groups: O+, O-, A+, A-, B+, B-, AB+, and AB-. The “+” or “-” indicates the Rh factor.
Blood Donation Compatibility Chart
| Blood Group | Can Donate To | Can Receive From |
|---|---|---|
| O- | All Blood Groups (Universal Donor) | O- only |
| O+ | O+, A+, B+, AB+ | O+, O- |
| A- | A-, A+, AB-, AB+ | A-, O- |
| A+ | A+, AB+ | A+, A-, O+, O- |
| B- | B-, B+, AB-, AB+ | B-, O- |
| B+ | B+, AB+ | B+, B-, O+, O- |
| AB- | AB-, AB+ | AB-, A-, B-, O- |
| AB+ | AB+ only | All Blood Groups (Universal Receiver) |
Average Blood Group Distribution in India
| Blood Group | Approximate Percentage in India |
|---|---|
| O+ | 35% – 40% |
| B+ | 30% – 33% |
| A+ | 20% – 25% |
| AB+ | 8% – 10% |
| O- | 2% – 3% |
| A- | 1% – 2% |
| B- | 1% – 2% |
| AB- | Less than 1% |
Important Blood Transfusion Notes
- O- is known as the universal donor and can donate blood to all blood groups.
- AB+ is known as the universal receiver and can receive blood from all blood groups.
- Always consult a hospital or certified blood bank before any blood transfusion.
- Blood compatibility testing (cross-matching) is mandatory before transfusion.
- If you need urgent blood support, visit our city pages on BloodBank.in to find nearby blood banks and emergency contact numbers.