Table 2.
Methicillin-Resistant Staphylococcus aureus Colonization Differences Between Treatment Groups at Baseline and Follow-up Visits
| Body site | Decolonization,% (N/D) | Education, % (N/D) | Decolonization Group | Education vs Decolonization |
|---|---|---|---|---|
| Baseline | Baseline vs Follow-up, P Value | Groups at Each Visit, P Value | ||
| Any site | 60.3 (629/1044) | 60.6 (633/1044) | .86 | |
| Nares | 48.0 (501/1044) | 47.9 (500/1044) | .96 | |
| Axilla/Groin | 23.6 (246/1044) | 24.7 (258/1044) | .53 | |
| Throat | 22.6 (236/1044) | 22.0 (230/1044) | .75 | |
| Wound | 46.3 (101/218) | 45.8 (87/190) | .91 | |
| Month 1 Follow-up | ||||
| Any site | 28.9 (226/783) | 48.2 (625/1611) | <.001 | <.001 |
| Nares | 18.3 (143/783) | 39.9 (330/828) | <.001 | <.001 |
| Axilla/Groin | 12.4 (97/783) | 19.9 (165/828) | <.001 | <.001 |
| Throat | 11.8 (92/783) | 19.4 (161/828) | <.001 | <.001 |
| Wound | 36.2 (34/94) | 38.5 (40/104) | .1 | .74 |
| Month 3 Follow-up | ||||
| Any site | 24.0 (177/739) | 48.9 (558/780) | <.0001 | <.0001 |
| Nares | 17.1 (126/739) | 41.4 (323/780) | <.0001 | <.0001 |
| Axilla/Groin | 10.7 (79/739) | 21.2 (165/780) | <.0001 | <.0001 |
| Throat | 10.6 (78/739) | 17.7 (138/780) | <.0001 | <0.0001 |
| Wound | 30.0 (15/50) | 53.5 (38/71) | .03 | .01 |
| Month 6 Follow-up | ||||
| Any site | 23.6 (159/675) | 44.2 (319/721) | <.0001 | <.0001 |
| Nares | 17.6 (119/675) | 36.9 (266/721) | <.0001 | <.0001 |
| Axilla/Groin | 8.3 (56/675) | 18.9 (136/721) | <.0001 | <.0001 |
| Throat | 8.89 (60/675) | 13.87 (100/721) | <.0001 | 0.0035 |
| Wound | 23.91 (11/46) | 45 (27/60) | .0052 | .025 |
| Month 9 Follow-up | ||||
| Any site | 27.36 (174/636) | 42.53 (282/663) | <.0001 | <.0001 |
| Nares | 22.01 (140/636) | 34.54 (229/663) | <.0001 | <.0001 |
| Axilla/Groin | 11.95 (76/636) | 16.89 (112/663) | <.0001 | .01 |
| Throat | 9.91 (63/636) | 15.38 (102/663) | <.0001 | .003 |
| Wound | 27.03 (10/37) | 35.85 (19/53) | .02 | .38 |
N/D, numerator/denominator.