From: Muscle biopsy essential diagnostic advice for pathologists
Muscle group | Mean (%) | Predominance (%) | ||
---|---|---|---|---|
Type 1 | Type 2 | Type 1 | Type 2 | |
Biceps brachii (surface) | 42.3 | 57.7 | > 62.3 | > 77.7 |
Biceps brachii (deep) | 50.5 | 49.5 | > 70.5 | > 69.5 |
Brachioradialis | 39.8 | 60.2 | > 59.8 | > 80.2 |
Deltoid (superficial) | 53.3 | 46.7 | > 73.3 | > 66.7 |
Deltoid (deep) | 61.0 | 39.0 | > 81.0 | > 59.0 |
Extensor digitorum | 47.3 | 52.7 | > 67.3 | > 72.7 |
Extensor digitorum brevis | 45.3 | 54.7 | > 65.3 | > 74.7 |
Gastrocnemius (lateral head surface) | 43.5 | 56.5 | > 63.5 | > 76.5 |
Gastrocnemius (lateral head deep) | 50.3 | 49.7 | > 70.3 | > 69.7 |
Gastrocnemius (medial head) | 50.8 | 49.2 | > 70.8 | > 69.2 |
Peroneus longus | 62.5 | 37.5 | > 82.5 | > 57.5 |
Rectus femoris (lateral head surface) | 29.5 | 70.5 | > 49.5 | > 90.5 |
Rectus femoris (lateral head deep) | 42.0 | 58.0 | > 62.0 | > 78.0 |
Rectus femoris (medial head) | 42.8 | 57.2 | > 62.8 | > 77.2 |
Tibialis anterior (surface) | 73.4 | 26.6 | > 93.4 | > 46.6 |
Tibialis anterior (deep) | 72.7 | 27.3 | > 92.7 | > 47.3 |
Triceps brachii (surface) | 32.5 | 67.5 | > 52.5 | > 87.5 |
Triceps brachii (deep) | 32.7 | 19.6 | > 52.7 | > 39.6 |
Vastus lateralis (surface) | 37.8 | 67.3 | > 57.8 | > 87.3 |
Vastus lateralis (deep) | 46.9 | 53.1 | > 66.9 | > 73.1 |