Table 2.

Breakthrough Cancer Pain Characteristics at Enrollment – Inclusion Population (N= 92)

	Total (n=92)
Time between the first BTcP episode and enrollment, days	N=92
Median (range)	4.0 (0.0–78.0)
Type of pain, n (%)	N=92
Nociceptive	42 (45.6)
Mixed	50 (54.3)
Neuropathic	0 (0.0)
Cause of BTcP, n (%)	N=92
Procedural pain	7 (7.6)
Predictable pain	83 (90.2)
Spontaneous pain	28 (30.4)
Patient perception of BTcP intensity in the 24 h before enrollment (0–10 scale)	N=43
Median (range)	5.0 (0.0–10.0)
BTcP intensity
≤4	20 (39.2)
[4–6]	11 (21.6)
[6–10]	20 (39.2)
Patient count of BTcP in the 24 h before enrollment	N=43
Median (range)	3.0 (0.0–15)
≤4 BTcP episodes	37 (86.0)

Abbreviation: BTcP, breakthrough cancer pain.