• The severity band of an Injury Level: 1 → minor, 2–3 → serious, 4–5 → grievous. A non-injuring level (≤ 0, i.e. healed) has no band.

    Parameters

    • level: number

      The numeric Injury Level.

    Returns InjuryBand | undefined

    The severity band, or undefined when the level is healed.