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. 2019 Feb 20;26(4):276–285. doi: 10.1093/jamia/ocy169

Table 2.

Supplemental symptomatic AE information entries by study (unstructured free text entries and structured dropdown terms)

Manuka study PROSPECT study Validation study Total across studies
Participants 152 666 940 1760
PRO-CTCAE surveys completed 843 5794 2255 8892
Average PRO-CTCAE surveys completed per participant 5.5 8.7 2.4 5.1
Supplemental symptomatic AE information entries: unstructured free text entries and structured dropdown symptomatic AE terms
 Supplemental information entries (unstructured free text + structured dropdown) 61 1407 919 2387
 Participants who submitted either unstructured free text or structured dropdown entries 72 (47) 557 (84) 395 (42) 1024 (58)
 Average supplemental symptomatic AE information entries per participant 0.8 2.5 2.4 2.3
Supplemental symptomatic AE information entries: unstructured free text entries
 Unstructured free text entriesa 46 (6) 720 (12) 147 (7) 913 (10)
 Participants who entered unstructured free text entries 32 (21) 247 (37) 111 (12) 390 (22)
 Average unstructured free text entries submitted per participant 1.4 2.9 1.3 0.5
 Total items within unstructured free text entriesa 69 1134 154 1357
  Nonsymptomatic AE items 11 154 5 170
  Symptomatic AE items 58 980 149 1187
 Mapped to PRO-CTCAE term 20 330 34 384
 Unmapped to PRO-CTCAE term (mapped to MedDRA) 38 650 115 803
Supplemental symptomatic AE information entries: structured dropdown symptomatic AE terms
 Total structured dropdown symptomatic AE terms 15 687 772 1474
  PRO-CTCAE 12 395 729 1136
  MedDRA 3 292 43 338
 Participants who selected structured dropdown symptomatic AE terms 13 (9) 310 (47) 284 (30) 634 (36)
 Average structured dropdown symptomatic AE terms per patient 1.2 2.2 2.7 2.3

Note:Values are n (%), unless otherwise indicated.

AE: adverse event; MedDRA: Medical Dictionary for Regulatory Activities; PRO-CTCAE: Patient-Reported Outcomes version of the Common Terminology Criteria for Adverse Events.

aA single free text entry might include a sentence with multiple symptom terms, and therefore would be mapped individually.