Table 5.

Relation of Number Sharing Bedroom to Individual Conversion Rates for the 3 Most Common Rhinoviruses

No. in Bedroom	No. of Conversions per Antibody-Deficient Individuals
	(n)	%	Individuals Studied (n)
1	12/40	30.0	24
2	52/126	41.3	120
3	53/90	58.9	58
4	37/84	44.0	48
5	45/76	59.2	37
6	13/27	48.1	17
7	13/19	68.4	10
8	44/64	68.8	33
No information	5/8	62.5	7

Adapted from Am J Epidemiol.9

χ²₁ = 18.1

P <0.0001.