Table 2

HRs comparing risk of death for all-cause mortality in major nationality groups in Qatar relative to Qataris

Pairwise comparison*Cohort sizeDeathsTotal follow-up time in person-yearsIncidence rate of death per 1000 person-years
(95% CI)		Unadjusted HR
(95% CI)		Adjusted HR
(95% CI)†
Bangladeshis versus Qataris
 Bangladeshis91 28219697 0202.02 (1.76 to 2.32)0.69
(0.58 to 0.83)		0.69
(0.58 to 0.83)
 Qataris91 28228496 9802.93 (2.61 to 3.29)
Filipinos versus Qataris
 Filipinos134 246177130 9811.35 (1.17 to 1.57)0.71
(0.59 to 0.87)		0.71
(0.59 to 0.87)
 Qataris134 246248130 9301.89 (1.67 to 2.15)
Indians versus Qataris
 Indians233 577245218 7351.12 (0.99 to 1.27)0.44
(0.38 to 0.51)		0.44
(0.38 to 0.51)
 Qataris233 577553218 4512.53 (2.33 to 2.75)
Nepalese versus Qataris
 Nepalese81 1858185 1300.95 (0.77 to 1.18)0.62
(0.47 to 0.82)		0.62
(0.47 to 0.82)
 Qataris81 18513185 1101.54 (1.30 to 1.83)
CMW population‡ versus Qataris
 CMW population267 863508257 9081.97 (1.81 to 2.15)0.60
(0.54 to 0.67)		0.59
(0.53 to 0.66)
 Qataris267 863850257 6293.30 (3.08 to 3.53)
Urban population‡ versus Qataris
 Urban population304 3801006294 5003.42 (3.21 to 3.63)0.74
(0.69 to 0.81)		0.74
(0.68 to 0.80)
 Qataris304 3801352294 2064.60 (4.36 to 4.85)

  • *Cohorts were exact matched one-to-one by sex, 10-year age groups, comorbidity count, testing method (PCR vs rapid antigen testing) and calendar week of the SARS-CoV-2 test.

  • †Cox regression analysis adjusted for sex, 10-year age groups, comorbidity count, SARS-CoV-2 testing method (PCR vs rapid antigen testing) and calendar week of the SARS-CoV-2 test.

  • ‡CMW population includes Bangladeshis, Indians, Nepalese, Pakistanis and Sri Lankans. Urban population includes all other expatriate nationalities residing in Qatar.

  • CMW, craft and manual worker.