Volume 28, Number 5—May 2022
Research
Risk for Asymptomatic Household Transmission of Clostridioides difficile Infection Associated with Recently Hospitalized Family Members
Aaron C. Miller
, Alan T. Arakkal, Daniel K. Sewell, Alberto M. Segre, Sriram V. Pemmaraju, Philip M. Polgreen, and CDC MInD-Healthcare Group
, Alan T. Arakkal, Daniel K. Sewell, Alberto M. Segre, Sriram V. Pemmaraju, Philip M. Polgreen, and CDC MInD-Healthcare Group
Table 1
Baseline enrollment characteristics of families with multiple infected members using a 60-day exposure window in study of asymptomatic Clostridioides difficile transmission among household members, United States*
| Characteristics |
All enrollees. no. (%) |
No. (%) episodes of index CDI diagnosis† |
No. (%) cases of possible transmission after family member hospitalization |
| No. CDI cases | NA | 224,818 | 6,575 |
| No. enrollees |
142,125,247 (100) |
194,424 (100) |
6,453 (100) |
| Age group at enrollment or CDI diagnosis, y | |||
| 0–17 | 47,733,847 (33.6) | 19,719 (8.8) | 547 (8.3) |
| 18–40 | 46,634,859 (32.8) | 37,259 (16.6) | 1,156 (17.6) |
| 41–65 | 44,039,682 (31.0) | 103,430 (46.0) | 1,822 (27.7) |
| >65 |
3,716,859 (2.6) |
64,410 (28.6) |
3,050 (46.4) |
| Sex | |||
| M | 70,485,475 (49.6) | 99,133 (44.1) | 2,798 (42.6) |
| F |
71,639,772 (50.4) |
125,685 (55.9) |
3,777 (57.4) |
| Family size | |||
| 2 | 36,598,138 (25.8) | 134,644 (59.9) | 4,166 (63.4) |
| 3 | 29,857,746 (21.0) | 36,236 (16.1) | 905 (13.8) |
| 4 | 40,705,784 (28.6) | 34,559 (15.4) | 839 (12.8) |
| 5 | 21,536,725 (15.2) | 13,517 (6.0) | 409 (6.2) |
| >5 | 13,426,854 (9.4) | 5,862 (2.6) | 256 (3.9) |
*CDI, Clostridioides difficile infection; NA, not applicable. †Events occurring >60 days before another episode.
Page created: March 08, 2022
Page updated: April 19, 2022
Page reviewed: April 19, 2022
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