Table 2

All-cause mortality, stratified by demographics, study period and time since study entry

	SLE		Controls		HR (95% CI)	Adjusted HR (95% CI)
	N	py	N	py	HR (95% CI)	Adjusted HR (95% CI)
Overall	548	25 710	2450	280 637	2.42 (2.20 to 2.65)	2.03 (1.84 to 2.23) *
1980–1999	236	9045	781	113 450	3.62 (3.13 to 4.19)	1.42 (1.20 to 1.70) †
2000–2014	312	16 663	1669	167 157	1.88 (1.67 to 2.12)	1.27 (1.11 to 1.45) †
Males	126	3471	642	42 568	2.37 (1.96 to 2.87)	1.88 (1.54 to 2.29) †
1980–1999	55	1290	237	17 324	2.90 (2.16 to 3.90)	1.07 (0.76 to 1.51) †
2000–2014	71	2180	405	24 240	2.02 (1.57 to 2.60)	1.37 (1.04 to 1.81) †
Females	422	22 239	1808	238 068	2.48 (2.23 to 2.76)	2.11 (1.89 to 2.35) †
1980–1999	181	7754	544	96 126	3.97 (3.36 to 4.70)	1.60 (1.30 to 1.96) †
2000–2014	241	14 482	1267	141 917	1.88 (1.63 to 2.15)	1.26 (1.08. 1.47) †
Non-Indigenous	494	24 018	2231	263 126	2.41 (2.18 to 2.66)	1.99 (1.80 to 2.21) †
1980–1999	213	8545	711	105 208	3.55 (3.04 to 4.13)	1.40 (1.17 to 1.69) †
2000–2014	281	15 470	1520	157 890	1.89 (1.67 to 2.15)	1.26 (1.09 to 1.45) †
Indigenous Australians	54	1691	219	17 511	2.40 (1.78 to 3.23)	3.32 (2.45 to 4.49) ‡
1980–1999	23	499	70	8242	4.65 (2.88 to 7.49)	4.65 (2.87 to 7.52) ^§
2000–2014	31	1192	149	9267	1.63 (1.11 to 2.40)	2.63 (1.78 to 3.90) §
Age groups
<40	89	13 175	91	166 209	12.09 (9.02 to 16.20)	7.46 (5.41 to 10.28) †
40–50	64	5182	100	39 560	4.95 (3.62 to 6.78)	2.83 (2.02 to 3.97) †
50–60	104	3480	221	30 105	4.05 (3.21 to 5.12)	2.57 (2.00 to 3.29) †
60–70	132	2385	620	24 519	2.21 (1.83 to 2.67)	1.82 (1.50 to 2.20) †
≥70	159	1489	1418	20 244	1.49 (1.26 to 1.75)	1.23 (1.04 to 1.46) †
Socioeconomic status #
Quintile 1	32	2678	149	27 223	2.17 (1.48 to 3.18)	2.49 (1.67 to 3.73) †
Quintile 2	28	2644	159	31 691	2.13 (1.43 to 3.19)	1.79 (1.17 to 2.76) †
Quintile 3	35	3451	186	38 974	2.14 (1.49 to 3.07)	1.62 (1.09 to 2.42) †
Quintile 4	56	6188	359	65 195	1.66 (1.25 to 2.19)	1.60 (1.19 to 2.16) †
Quintile 5	81	5384	411	57 002	2.11 (1.66 to 2.68)	1.87 (1.46 to 2.39) †
Since study entry
1 year	111	2035	454	20 791	2.48 (2.02 to 3.05)	1.63 (1.32 to 2.02) *
3 years	204	5855	781	60 309	2.67 (2.29 to 3.12)	1.85 (1.57 to 2.17) *
5 years	264	9312	1029	96 490	2.64 (2.31 to 3.02)	1.96 (1.70 to 2.25) *

Bolded HRs were statistically significant, p<0.05.
*Adjusted for age², sex, Indigenous status, Charlson Comorbidity Index (CCI) categories, harmful alcohol consumption, obesity and smoking status.
†Adjusted for age, age², sex, Indigenous status, CCI categories, harmful alcohol consumption, obesity and smoking status.
‡Adjusted for age² and sex only.
§Adjusted for age, age² and sex only.
py, person-years.