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Table 3 Factors associated with death in the HOST cohort: Hazard ratios (HRs) adjusted only for age, and adjusted for multiple covariates, are given for each variable.

From: Increased mortality associated with HTLV-II infection in blood donors: a prospective cohort study

Variable

 

Unadjusted HR (95% CI)

Adjusted HR (95% CI)1

HTLV status

HTLV-negative

1.0 --------

1.0 --------

 

HTLV-I

1.9 (0.8–4.4)

1.9 (0.8–4.6)

 

HTLV-II

2.8 (1.5–5.5)

2.3 (1.1–4.9)

Sex

Female

1.0 --------

1.0 --------

 

Male

1.4 (0.7–2.6)

1.6 (0.8–3.0)

Race/Ethnicity

Non-Black

1.0 --------

1.0 --------

 

Black

2.2 (1.2–4.0)

2.2 (1.2–4.1)

Donation type

Allogeneic

1.0 --------

1.0 --------

 

Autologous

0.9 (0.4–1.9)

0.6 (0.3–1.4)

HCV status

HCV negative

1.0 --------

1.0 --------

 

HCV positive

2.3 (1.0–5.6)

1.1 (0.4–3.5)

IDU history

Never

1.0 --------

1.0 --------

 

Ever

3.5 (1.5–8.0)

2.0 (0.7–6.3)

Alcohol use

1–14 drinks/week

1.0 --------

1.0 --------

 

None

0.6 (0.2–1.9)

0.6 (0.2–2.0)

 

>14 drinks/week

0.5 (0.2–1.8)

0.4 (0.1–1.2)

 

Missing

4.3 (1.8–10.5)

3.5 (1.4–8.9)

  1. Adjusted for HTLV status, age, gender, race, donation type, HCV status, IDU and drinking.