Table 4.
Studies comparing SBVQ, DY, and CR between simethicone versus clear liquid or fasting of small bowel VCE.
| Author (year, area) |
Design | Number | Simethicone versus clear liquid diet or fasting | ||
|---|---|---|---|---|---|
| SBVQ | DY | CR | |||
| Albert et al. [22] (2004, Germany) |
Prospective RCT | 36 | 72% versus 22% p = 0.001 |
N/A | N/A |
| Ge et al. [23] (2006, China) |
Prospective RCT | 56 | 57% versus 25% p = 0.0175 |
N/A | 64.3% versus 75% p = NS |
|
| |||||
|
Author (year, area) |
Design | No. | PEG + simethicone versus clear liquid diet or fasting | ||
| SBVQ | DY | CR | |||
|
| |||||
| Fang et al. [25] (2009, China) |
Prospective RCT | 64 | 98% versus 68% p = 0.001 |
N/A | N/A |
| Spada et al. [26] (2010, Italy) |
Prospective RCT | 58 | 42% versus 43% p = 0.86 |
62% versus 72.4% p = 0.39 |
66.6% versus 70% p = 0.78 |
| Rosa et al. [13] (2013, Portugal) |
Prospective RCT | 60 | 68.4% versus 65% p = 0.0417 |
57.8% versus 44.4% p = 0.587 |
89.5% versus 88.9% p = 0.312 |
PEG: polyethylene glycol, VCE: video capsule endoscopy, RCT: randomized-controlled trial, SBVQ: small bowel visualization quality, DY: diagnostic yield, CR: completion rate, N/A: not applicable, and NS: no significant.