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Table 3 Person weeks with reported exposures to persons with assumed symptoms of respiratory (RTI) or gastrointestinal tract infections (GTI)a

From: Intensified hand-hygiene campaign including soap-and-water wash may prevent acute infections in office workers, as shown by a recognized-exposure -adjusted analysis of a randomized trial

Type of infection and arm

Weeks with reported exposure

Reported site of exposure (number of weeks and proportion out of all reported weeks with exposure)

Number and proportion (out of all follow-up weeksa)

95% credible interval

Only at work

Only elsewhere

Both at work and elsewhere

RTI

 Control

3279/0.282

0.271, 0.293

1068/0.326

1448/0.442

763/0.232

 Soap and water

4031/0.268

0.259, 0.278

1308/0.324

1826/0.453

897/0.233

 Alcohol rub

3507/0.293

0.282, 0.304

882/0.251

1672/0.477

953/0.272

GTI

 Control

767/0.066

0.060, 0.072

261/0.340

437/0.570

69/0.090

 Soap and water

937/0.062

0.057, 0.068

313/0.334

493/0.526

131/0.140

 Alcohol rub

806/0.067

0.061, 0.073

251/0.311

463/0.574

92/0.115

  1. aTotal numbers of reported person weeks were 11,644, 15,014, and 11,986 in the control, soap and water, and alcohol rub arms, respectively