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. 2022 Jul 13;11(7):1054. doi: 10.3390/biology11071054

Table 3.

Heat map presenting the number of participants that demonstrated a CIVD reaction for each minute of the cold immersion during exposure in the thermoneutral environment (23 ± 1 °C). Colors indicate frequencies. Gray color indicates lack of CIVD.

Time (min)
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
Women 2nd finger 1 1 2 4 5 5 5 5 5 5 4 3 1 1 2 2 2 2 2 2 4 4 4 3 3 3 3 2 2 2 1 1 1
1st toe 1 1 1 1 1 1 1 1 1 1 1 1 1 1
3rd toe 1 1 1 1 1 1 1 1 1 1 1 1 1
5th toe 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
1st toe *
Men 2nd finger 1 1 1 2 2 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 2 2 3 2 2 2 3 3 3 3 3 2
1st toe
3rd toe
5th toe
1st toe *

Notes: * = non-immersed foot (all other fingers and toes refer to the immersed limbs).