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. 2018 Jun 26;13(6):e0198912. doi: 10.1371/journal.pone.0198912

Table 4. Illness and health seeking behaviors of HIV-positive working-age adults compared to HIV-negative adults living in households with no infected household members.

Experienced illness
last month
Lost time from usual activities due to illness last month a Sought or
received care
last month
Spent money on healthcare
last month
Hospitalized
last year b
ME [95%CI] ME [95%CI] ME [95%CI] ME [95%CI] ME [95%CI]
HIV-, no HIV+ household member Ref. Ref. Ref. Ref. Ref.
HIV+, CD4 >500 3.22* [0.42, 6.03] 3.24** [0.81, 5.67] 4.21*** [1.75, 6.66] 3.68** [1.21, 6.15] 2.04* [0.48, 3.60]
HIV+, CD4 351–500 8.72*** [5.05, 12.39] 6.20*** [2.98, 9.42] 8.46*** [5.15, 11.76] 8.57*** [5.23, 11.91] 3.95*** [1.72, 6.17]
HIV+, CD4 ≤350 9.80*** [6.15, 13.46] 7.42*** [4.19, 10.66] 9.63*** [6.31, 12.94] 7.93*** [4.65, 11.22] 6.75*** [4.27, 9.22]
Not on ART Ref. Ref. Ref. Ref. Ref.
On ART 1.68 [-1.27, 4.63] 1.58 [-0.97, 4.12] 2.99* [0.40, 5.59] 2.04 [-0.55, 4.62] 1.22 [-0.43, 2.86]
Mean outcome for reference group 28.2 17.1 16.7 17.3 5.6
No. observations 9,182 9,182 9,182 9,182 9,182
P-values for post-estimation Wald tests 
HIV+, CD4 >500 = HIV+, CD4 351–500 0.003 0.072 0.011 0.004 0.094
HIV+, CD4 >500 = HIV+, CD4 ≤350 <0.001 0.011 0.001 0.011 <0.001

Abbreviations: ME, marginal effect; CI, confidence interval; HIV+, HIV-positive; HIV-, HIV-negative; ART, antiretroviral therapy

Notes: GEE regression models for working age adults (18–65 years old), with binomial distribution, logistic link, and exchangeable correlation at the household level. Marginal effects are reported in percent changes. Reference group are HIV-negative participants who do not reside with HIV-positive household members. Models controlled for education level, age, age-squared, gender, marital status, wealth index, number of children in household, number of household members, and community indicators. P-value notation

*** p<0.001

** p<0.01

* p<0.05

a Usual activities include paid and unpaid work such as household chores.

b Hospitalizations captured using one year recall period.