BioMed Research International / 2018 / Article / Tab 1

Review Article

A Review of Ginseng Clinical Trials Registered in the WHO International Clinical Trials Registry Platform

Table 1

General characteristics of registered ginseng trials.

CharacteristicCategoryTotal ( = 134) [ (%)]

Recruitment statusNot yet recruiting11 (8.2)
Recruiting31 (23.1)
Completed81 (60.4)
Enrolling by invitation1 (0.7)
Active, not recruiting7 (5.2)
Available2 (1.5)
Suspended1 (0.7)
PhasePhase 02 (1.5)
Phase 111 (8.2)
Phase 1Phase 27 (5.2)
Phase 229 (21.6)
Phase 2Phase 37 (5.2)
Phase 322 (16.4)
Phase 410 (7.5)
Unknown/missing46 (34.3)
Endpoint classificationSafety/efficacy80 (59.7)
Safety9 (6.7)
Efficacy36 (26.9)
Pharmacokinetics5 (3.7)
Pharmacodynamics1 (0.7)
Bioavailability3 (2.2)
Primary purposeTreatment71 (53)
Supportive care25 (18.7)
Prevention19 (14.2)
Basic science16 (11.9)
Unknown/missing3 (2.2)
GenderBoth106 (79.1)
Male19 (14.2)
Female9 (6.7)
Age groupChild4 (3.0)
Childadult2 (1.5)
Childadultsenior1 (0.7)
Adult52 (38.8)
Adultsenior75 (56.0)
Funding sourceIndustry44 (32.8)
Nonindustry90 (67.2)
Intervention modelParallel assignment102 (76.1)
Crossover assignment24 (17.9)
Factorial assignment1 (0.7)
Single group assignment7 (5.2)
AllocationRandomized126 (94.0)
Nonrandomized8 (6.0)
MaskingDouble-blind105 (78.4)
Single-blind12 (9)
Open label15 (11.2)
Unknown/missing2 (1.5)
Number of arms15 (3.7)
296 (71.6)
322 (16.4)
48 (6)
≥53 (2.2)
Placebo comparatorYes105 (78.4)
No29 (21.6)
Expected sample sizeMedian (25%,75%)60 (39.5, 100)
0 to 5049 (36.6)
51 to 10051 (38.1)
101 to 20018 (13.4)
201 to 50012 (9)
501 to 10003 (2.2)

Adults: age is 18~65, seniors: age > 65, and children: age < 18.

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