| Population | Nerve | Aferent innervation | Principal DRG levels |
| Visceral | splanchnic (SPL) | visceral organs | T8–T12 |
| pelvic (PN) | visceral organs | L6 and S1 | |
| Non-visceral | genitofemoral (GF) | muscle | L1 and L2 |
| gastrocnemius (GS) | muscle | L5 | |
| saphenous (SAP) | skin | L3–L4 | |
| sciatic (SCI) | muscle and skin | L4–L5 | |
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