| Methods | Parallel randomised controlled trial |
| Participants | SETTING: Tianjin No. 1 Zhong Xin Hospital outpatients, China |
| WHO PARTCIPATED: n=159 (81 in the intervention group, M/F 40/41; 78 in the control group, M/F 37/41) | |
| INCLUSION CRITERIA: IGT (WHO 1999) and/or IFG (ADA 1997) | |
| EXCLUSION CRITERIA: None reported | |
| CO-MORBIDITIES: None reported | |
| CO-MEDICATIONS: None reported | |
| Interventions | INTERVENTION: Jinqi Jiangtang 4-7 tablets each dose, three times a day plus basic education (no diet or exercise) |
| CONTROL (ROUTE, TOTAL DOSE/DAY, FREQUENCY): basic education alone (no diet or exercise) | |
| Outcomes | Fasting blood glucose (mmol/L), 2hr-GTT (mmol/L), normalisation of glucose tolerance (n), total cholesterol (mmol/L), triglycerides (mmol/L), systolic blood pressure (mm/Hg), diastolic blood pressure (mm/Hg) |
| Adverse effects: 3 cases in the intervention group developed mild GIT symptoms in the early stage of taking the Chinese herbal medicine. These resolved after one to two weeks. No other adverse effects were observed. | |
| Study details | DURATION OF INTERVENTION: 2 years |
| DURATION OF FOLLOW-UP: 2 years | |
| RUN-IN PERIOD: none | |
| Publication details | LANGUAGE OF PUBLICATION: Chinese |
| COMMERCIAL FUNDING: no | |
| NON-COMMERCIAL FUNDING: no | |
| PUBLICATION STATUS (PEER REVIEW JOURNAL): yes | |
| PUBLICATION STATUS (JOURNAL SUPPLEMENT): no | |
| PUBLICATION STATUS (ABSTRACT): no | |
| Stated aim of study | Quote “To observe the effect of Jinqi Jiangtang tablet on preventing patients with impaired glucose becoming diabetes” |
| Notes | |
Risk of bias table