, Priti Jain2
1Department of Gastroenterology and Hepatobiliary Sciences, Fortis Memorial Research Institute, Gurugram, India
2Department of Histopathology, Fortis Memorial Research Institute, Gurugram, India
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| Characteristics | Value (n = 27) |
|---|---|
| Age (yr) | 33 ± 9 (18–50) |
| Male sex | 18 (66) |
| Disease duration (yr) | 4 ± 4 (1–18) |
| Extent of disease at inclusion | |
| E1, proctitis | 2 (7) |
| E2, left sided | 10 (37) |
| E3, pancolitis | 15 (56) |
| Medications for 3 mo before inclusion | |
| Glucocorticoids | 27 (100) |
| Azathioprine |
20 (74) |
| Oral 5-aminosalicylates | 27 (100) |
| Rectal 5-aminosalicylates | 7 (26) |
| Biologicals experienced | 2 (7) |
| Hemoglobin (g/L) | 12.0 (8.6–16.6) |
| WBC count (× 103/mm3) | 7.2 (5.2–12.4) |
| CRP (mg/L) | 5.6 (0.3–133.1) |
| Peak Mayo score | 11 (9–12) |
| Mayo score at inclusion | 5 (4–10) |
| Parameter | Clinical remission (n = 13) | Non-responder (n = 14) | P-value |
|---|---|---|---|
| Age (yr) | 34.7 ± 10.8 | 34.1 ± 7.2 | 0.877 |
| Male sex | 7 (53.8) | 11 (78.5) | 0.236 |
| Duration of UC (yr) | 5.5 ± 1.9 | 4.7 ± 2.8 | 0.628 |
| Peak Mayo score | 10.9 ± 0.9 | 11.0 ± 1.0 | 0.835 |
| Mayo score at recruitment | 5 (4–9) | 10 (4–10) | 0.052 |
| Donor age (yr) | 41.0 ± 10.9 | 33.0 ± 11.3 | 0.056 |
| Donor sex (male) | 6 (46.0) | 10 (71.4) | 0.182 |
| Spousal donor | 4 (30.8) | 5 (35.7) | 1.000 |
| Extent of disease | |||
| E1 disease | 0 | 2 (14.2) | 0.482 |
| E2 disease | 5 (38.4) | 5 (35.7) | 1.000 |
| E3 disease | 8 (61.5) | 7 (50.0) | 0.704 |
| Stool temperature on arrival (°C) | 14.8 ± 1.8 | 15.0 ± 3.7 | 0.872 |
| Stool temperature at FMT (°C) | 31.2 ± 1.2 | 31.1 ± 0.8 | 0.828 |
| Donation to FMT interval (min) | 277 (147–350) | 255 (150–360) | 0.916 |
| Slurry retention time (hr) | 18 (0–82) | 10 (2–48) | 0.279 |
| Oral steroids | 13 (100) | 14 (100) | 0.678 |
| Azathioprine/6-MP | 10 (76.9) | 10 (71.4) | 1.000 |
| Oral 5-ASA | 13 (100) | 14 (100) | 1.000 |
| Rectal 5-ASA | 3 (23.1) | 5 (35.7) | 0.678 |
| Patient No. | Time to first relapse (mo) | mFMT | Antibiotic use prior to relapse | Treatment of relapse | Clinical remission achieved |
|---|---|---|---|---|---|
| 1 | 15 | No | - | rFMT | Yes |
| 3 | 7 | No | - | rFMT+prednisolone 20 mg | Yes |
| 5 | 30 | Yes | Cefixime for urinary infection | rFMT | Yes |
| 6 | 34 | No | - | rFMT | Yes |
| 9 | 10 | No | Ceftriaxone for enteric fever | rFMT | No |
| 10 | 7 | No | - | rFMT | Yes |
| 11 | 6 | No | - | rFMT+prednisolone 20 mg | Yes |
| 12 | 11 | Yes | - | rFMT+prednisolone 20 mg | Yes |
| 13 | 19 | Yes | - | rFMT+prednisolone 20 mg | Yes |
| 25 | 9 | Yes | - | rFMT+prednisolone 20 mg | Yes |
| Variable | Author (year) |
|||||
|---|---|---|---|---|---|---|
| Moayyedi et al. (2015) [10] | Rossen et al. (2015) [11] | Paramsothy et al. (2017) [12] | Crothers et al. (2018) [13] | Costello et al. (2019) [14] | Sood et al. (2019) [19] | |
| Country | Canada | Austria | Australia | USA | Australia | India |
| Route and frequency of administration | Enema weekly × 6 | Nasoduodenal tube (0 & 3 weeks) | Colonoscopic × 1+enema 5 day/week × 8 weeks | Colonoscopic+daily capsules | Colonoscopic × 1+ enema × 2 over 7 days | Colonoscpic every 8 weeks |
| Dose of FMT | 8.3 g (50 mL)/week | 120 g | 187 g/week | 50 g+0.375 g | 100 g/week | 100 g |
| Donor | Random (maximum from 1 star donor) | Random | Pooled | High butyrate | Pooled, anerobic | Single |
| Placebo | Water | Autologous stool | Saline+odorant+colorant | Sham FMT+placebo capsules | Autologous stool | Water with food grade color |
| Patient selection | Active UC (Mayo score ≥4) with endoscopic subscore ≥1 | Mild/moderate UC | Active UC (Mayo score 4-10) with endoscopic subscore ≥1 and physician global assessment ≤2 | Mayo score 4-10. Pretreated with 7-day antibiotics | Mayo score 3-10 with endoscopic subscore ≥2 | In remission following colonoscopic FMT |
| Definition clinical remission | Mayo score ≤2 with endoscopic subscore reduction ≥1 | SCCAI ≤2 + ≥1 point decrease in Mayo endoscopic score | Steroid free with Mayo score ≤2 with endoscopic subscore reduction ≥1 and all subscores ≤1 | Mayo score <3 | Steroid free with Mayo score ≤2 with endoscopic subscore reduction ≤1 | Steroid free Mayo score ≤2 with all subscores ≤1 |
| Definition clinical response | Reduction in Mayo score ≥3 | SCCAI reduction ≤1.5 | Reduction in Mayo score ≥3 | Reduction in Mayo score ≥3 | Reduction in Mayo score ≥3 | NA |
| Primary end point | Week 7 | Week 12 | Week 8 | Week 12 | Week 8 +1 year follow up | Week 48 |
| No. | 75 | 48 | 81 | 15 | 73 | 61 |
| Study group/controls | 38/37 | 23/25 | 41/40 | 07 vs. 8 | 38/35 | 31/30 |
| Remission | 24% vs. 5% (P=0.03) | 30.4% vs. 32% (P=0.1) | 27% vs. 8% (P=0.021) | 29% vs. 13% | 32% vs. 9% (P=0.03) | 87.1% vs. 66.7% (P=0.111) |
| Response | 39% vs. 24% (P=0.16) | 47.8% vs. 52% (P=NA) | 54% vs. 23% (P=0.004) | 29% vs. 0% | 55% vs. 23% (P=0.007) | Endoscopic remission 58.1% vs. 26.7% (P=0.026) |
| Benefit | Yes | No | Yes | Yes | Yes | Yes |
| Histological improvement | Yes | Not studied | Not studied | Decreased inflammation 66% vs. 16.6%; remission 50% vs. 0% | Not studied | Histological remission 45.2% vs. 16.7% (P=0.033) |
| Microbiota diversity | Improved | Improved | Improved at 4 weeks and 8 weeks | Not studied | Not studied | |
| Microbiota composition | Improved | Improved | Fusobacterium associated with lack of remission | Not studied | Not studied | |
| Severe adverse effects | 3% vs. 2% | Nil | 2% vs. 1% | Not mentioned | 3% vs. 2% | Nil |
| Mild adverse effects | Not mentioned | 78.3% vs. 64% (P=0.28) | 78% vs. 83% | Not mentioned | Not mentioned | |
Values are presented as median±standard deviation (range), number (%), or median (range). Remaining 7 patients were azathioprine intolerant. WBC, white blood cell; CRP, C-reactive protein.
Values are presented as mean±standard deviation, number (%), or median (range). UC, ulcerative colitis; FMT, fecal microbiota transplantation; 6-MP, 6-mercaptopurine; 5-ASA, 5-aminosalicylates.
FMT, fecal microbiota transplantation; rFMT, rescue FMT; mFMT, maintenance FMT.
UC, ulcerative colitis; FMT, fecal microbiota transplantation; SCCAI, Simple Clinical Colitis Activity Index; NA, not available.
