Table 4.

Characteristics of adults with haemophilia by risk group, 2008.

Adults	Receiving no bypassing agents		Receiving bypassing agents (AHB⁺)^§
Adults	w/o HIV or HCV infection (AHV⁻)^†	w HIV or HCV infection (AHV⁺)^‡	Receiving bypassing agents (AHB⁺)^§
No. of adults	90	56	11
HIV only	–	7	–
HCV only	–	27	–
HIV and HCV	–	22	–
Age (mean)	28	38^¶^**	30^¶
Clotting factor
No. of people (%)	75 (83)	48 (86)^††	11 (100)^‡‡
Emergency department visits
No. of people (%)	47 (52)	37 (66)^††	9 (82)^††
Frequency among ED visitors	2.7	4.5^¶	4.7^¶
Type of care: N (% of people who received each type of care)
Inpatient	12 (13)	25 (45)^††^**	7 (64)^††^**
Prescription	55 (61)	23 (41)^††^*	8 (73)^††
Total expenditures ($)
Median	62 785	101 446^§§	344 607^§§
Mean	184 765	178 648^¶	355 552^¶
95th percentile	774 684	599 417	1 349 718
Expenditures for clotting factor ($)
Median	56 621	59 627^§§	141 898^§§
Mean	179 253	150 874^¶	262 004^¶
95th percentile	773 971	577 120	1 068 799

and

^**

represent a 5% and a 1% level of significance, respectively.

^†

Reference.

^§

Statistical tests examine the null hypothesis that the AHV⁻ group has the same characteristics as the AHV⁺ group.

^‡

Statistical tests examine the null hypothesis that the AHB⁺ group has the same characteristics as the AHV⁻ group.

^¶

t-test.

^††

Chi-squared test.

^‡‡

Fisher’s exact test.

^§§

Wilcoxon–Mann–Whitney test.