Infection Control and Hand Hygiene for Home Caregivers

Why Hospital-Grade Hygiene Matters at Home

Healthcare-associated infections are not limited to hospitals. An older adult receiving personal care at home is exposed to the same pathogens — the difference is that at home there is no infection control nurse enforcing protocols. The caregiver is the entire infection control team.

Older adults receiving personal care can be vulnerable to urinary, respiratory, and skin infections. In home care, proper hand hygiene is the single most critical intervention to prevent transmission of healthcare-associated infections.

Hand Sanitizer vs. Soap and Water

These are not interchangeable. Each has a clinical role, and using the wrong one at the wrong time reduces its effectiveness.

Use Alcohol-Based Hand Sanitizer (ABHS) When:

• Your hands are not visibly dirty or soiled
• You are transitioning between care tasks (finishing one body area, starting another)
• You are removing and replacing gloves
• You touch a surface (doorknob, light switch, phone) during care and need to resume

The sanitizer must contain at least 60% alcohol. Apply enough to cover all surfaces of both hands. Rub until completely dry — about 20 seconds. If it dries in under 15 seconds, you did not use enough.

ABHS is actually the CDC's preferred method for routine care hand hygiene. It kills a broader spectrum of pathogens faster than soap, causes less skin irritation with repeated use, and is easier to apply during the flow of a care routine.

Use Soap and Water When:

• Hands are visibly dirty, greasy, or soiled with body fluids
• You have just handled incontinence products or performed perineal care
• Before preparing or handling food
• After using the restroom yourself
• When caring for a parent with suspected or confirmed C. difficile or norovirus (soap and water are needed because alcohol does not reliably kill C. difficile spores or remove norovirus)

Technique: wet hands with warm (not hot) water, apply liquid soap, scrub all surfaces for at least 20 seconds (including between fingers and under the nail edges), rinse under running water, and pat dry with a clean paper towel.

The Glove Rules

Gloves are not a substitute for hand hygiene. This is the most common mistake in home caregiving. Damaged gloves and careless removal can contaminate the hands, so handle gloves carefully and perform hand hygiene after removing them.

The protocol:

1. Perform hand hygiene before putting on gloves
2. Wear gloves for any task involving contact with body fluids, mucous membranes, or non-intact skin
3. Change gloves between tasks on the same person (perineal care gloves come off before touching the face)
4. Remove gloves carefully — pinch the outside of one glove near the wrist, peel it off inside-out, hold it in the gloved hand, slide a finger under the wrist of the remaining glove and peel it off over the first
5. Perform hand hygiene immediately after removing gloves

Use nitrile gloves, not latex. Latex allergies are common and develop with repeated exposure. Nitrile provides equivalent barrier protection without the allergy risk.

Other Infection Control Practices

Keep fingernails trimmed short. Natural nails must not extend past the fingertip. Bacteria accumulate under nail edges, and longer nails can scratch or tear fragile skin during care. Avoid artificial nails, gel extensions, and hand jewelry, which can harbor pathogens.

Clean high-touch surfaces daily. Bedrails, commode handles, the toilet flush lever, light switches, doorknobs, and the phone — these surfaces transfer bacteria to hands and then to the care recipient. Standard disinfectant wipes are sufficient.

Handle soiled laundry promptly. Wash linens and personal-care towels according to the fabric and detergent instructions. Follow additional infection-control guidance if a clinician identifies a contagious infection.

Recognize when the situation has changed. If your parent develops a new cough, fever, diarrhea, or change in mental status (sudden confusion in someone whose baseline is clear), isolate used care items, increase hand hygiene frequency, and contact their doctor. New confusion can be a sign of delirium, including infection, but it can also have other causes; do not assume it is a UTI or dementia progression.

The complete infection control protocol, including the hand hygiene decision flowchart and the personal care supplies checklist, is in the Bathing, Dressing and Personal Care Techniques guide.