TABLE 1.

Demographic Data With Follow-up and Cold-Stimulation Test (CST) Results

Patient No.Age, yGenderAge of Onset, yTrigger*Severity of ReactionDurationProgressionCST Result§CST Timing, min
cocwaa
118.5F5.0YYY313.5SP5
216.0F10.0YYY36.0SP3
38.5F7.0NNY31.5NAN10
45.5F4.0NNY31.5SN10
52.5F1.5NNY11.0SP5
610.0M8.0NYY22.0SN10
77.0F3.5NYY23.5SN10
816.5M12.0NYY14.5BP5
913.0M9.0NYY34.0RP10
108.5M5.5NNY23.0NAP3
1114.0F6.0YYY38.0SP1
126.0M1.5YYY24.5BNDND
1319.0F14.0YYY35.0SP3
1410.0F7.0YYY23.0SN5
1518.0F7.5NYY110.5BP3
1613.0F11.0NYY12.0BN5
1714.0M7.0NNY37.0RN5
1817.0M8.0NNY29.0BP5
195.0M2.5NNY12.5SP1
2011.0M6.0NNY25.0BP3
2119.0M14.5NNY24.5BP1
2218.5F13.0NYY25.5SP3
2314.0M12.0NNY22.0SN5
246.5M5.0NYY11.5BP3
2516.0F10.0YYY36.0SN10
263.0F2.0NYY11.0BN5
2713.0F11.0YYY32.0SN10
287.5F7.0NYY20.5SP1
299.5M7.0YYY32.5SP3
302.0F0.5NYY21.5NAN5
Mean11.47.34.15.1
Median12.07.03.25
Range2.0–190.5–14.50.5–13.51–10
  • * co indicates cold objects; cw, cold weather; aa, aquatic activity.

  • 1 indicates localized urticaria and/or angioedema; 2, generalized urticaria; 3, severe systemic reactions with ≥1 episodes suggestive of respiratory distress, hypotension, or shock.

  • Progression was defined as stable (S), better (B), worse (W), or resolved (R). NA indicates that the data are not available.

  • § The cold-stimulation test was positive (P), negative (N), or not done (ND).