Table 1. Open in new tab Self-Reported...

	Positive	Negative	Total
Total	431	(30.0)	1004	(70.0)	1435	(100)
Age Group (Years)
<40	80	(18.8)	307	(30.6)	387	(27.1)	1.0
40–55	132	(31.0)	330	(32.9)	462	(32.3)	1.43 (1.13–1.80)	<.01
>55	214	(50.2)	366	(36.5)	580	(40.6)	1.74 (1.40–2.16)	<.01
Gender
Female	128	(30.5)	261	(26.3)	389	(27.6)	1.0
Male	292	(69.5)	731	(73.7)	1023	(72.5)	0.98 (0.83–1.16)	.80
Race or Ethnic Group
Non-Hispanic Black	257	(63.8)	622	(65.5)	879	(65.0)	1.0
Non-Hispanic White	83	(20.6)	145	(15.3)	228	(16.9)	1.27 (1.04–1.54)	.02
Hispanic	45	(11.2)	139	(14.6)	184	(13.6)	0.84 (0.64–1.10)	.21
Non-Hispanic Other	18	(4.5)	44	(4.6)	62	(4.6)	0.96 (0.64–1.43)	.85
Medical History^a
Respiratory condition^b	49	(14.4)	124	(13.4)	173	(13.7)	1.00 (0.78–1.29)	.99
Cardiovascular condition^b	83	(24.3)	182	(19.7)	265	(21.0)	1.16 (0.94–1.42)	.16
Diabetes mellitus^b	43	(12.6)	87	(9.4)	130	(10.3)	1.16 (0.90–1.51)	.26
Smoking Status^a
Never	135	(39.2)	341	(37.6)	476	(38.0)	1.0
Current	113	(32.9)	412	(45.4)	525	(41.9)	0.80 (0.65–0.99)	.04
Former	96	(27.9)	155	(17.1)	251	(20.1)	1.29 (1.04–1.59)	.02
Sleeping Arrangements^a
Single room	26	(6.7)	207	(23.6)	233	(18.4)	1.0
Shared room (2–4 people)	40	(10.4)	114	(13.0)	154	(12.2)	2.33 (1.49–3.64)	<.01
Shared room (5–8 people)	50	(13.0)	79	(9.0)	129	(10.2)	3.47 (2.28–5.29)	<.01
Shared room (9–20 people)	47	(12.2)	102	(11.6)	149	(11.8)	2.83 (1.84–4.35)	<.01
Shared room (>20 people)	223	(57.8)	377	(42.9)	600	(47.4)	3.33 (2.29–4.85)	<.01
Shelter Exposure^a
Leave and return to shelter during day^b	144	(49.5)	405	(48.8)	549	(49.0)	1.06 (0.87–1.29)	.57

Positive

Negative

Total

Characteristic

(%)

Crude Prevalence Ratio (95% CI)

P Value

Total

431

(30.0)

1004

(70.0)

1435

(100)

Age Group (Years)

<40

(18.8)

307

(30.6)

387

(27.1)

1.0

40–55

132

(31.0)

330

(32.9)

462

(32.3)

1.43 (1.13–1.80)

<.01

>55

214

(50.2)

366

(36.5)

580

(40.6)

1.74 (1.40–2.16)

<.01

Gender

Female

128

(30.5)

261

(26.3)

389

(27.6)

1.0

Male

292

(69.5)

731

(73.7)

1023

(72.5)

0.98 (0.83–1.16)

.80

Race or Ethnic Group

Non-Hispanic Black

257

(63.8)

622

(65.5)

879

(65.0)

1.0

Non-Hispanic White

(20.6)

145

(15.3)

228

(16.9)

1.27 (1.04–1.54)

.02

Hispanic

(11.2)

139

(14.6)

184

(13.6)

0.84 (0.64–1.10)

.21

Non-Hispanic Other

(4.5)

(4.6)

0.96 (0.64–1.43)

.85

Medical History^a

Respiratory condition^b

(14.4)

124

(13.4)

173

(13.7)

1.00 (0.78–1.29)

.99

Cardiovascular condition^b

(24.3)

182

(19.7)

265

(21.0)

1.16 (0.94–1.42)

.16

Diabetes mellitus^b

(12.6)

(9.4)

130

(10.3)

1.16 (0.90–1.51)

.26

Smoking Status^a

Never

135

(39.2)

341

(37.6)

476

(38.0)

1.0

Current

113

(32.9)

412

(45.4)

525

(41.9)

0.80 (0.65–0.99)

.04

Former

(27.9)

155

(17.1)

251

(20.1)

1.29 (1.04–1.59)

.02

Sleeping Arrangements^a

Single room

(6.7)

207

(23.6)

233

(18.4)

1.0

Shared room (2–4 people)

(10.4)

114

(13.0)

154

(12.2)

2.33 (1.49–3.64)

<.01

Shared room (5–8 people)

(13.0)

(9.0)

129

(10.2)

3.47 (2.28–5.29)

<.01

Shared room (9–20 people)

(12.2)

102

(11.6)

149

(11.8)

2.83 (1.84–4.35)

<.01

Shared room (>20 people)

223

(57.8)

377

(42.9)

600

(47.4)

3.33 (2.29–4.85)

<.01

Shelter Exposure^a

Leave and return to shelter during day^b

144

(49.5)

405

(48.8)

549

(49.0)

1.06 (0.87–1.29)

.57

	Positive	Negative	Total
Total	431	(30.0)	1004	(70.0)	1435	(100)
Age Group (Years)
<40	80	(18.8)	307	(30.6)	387	(27.1)	1.0
40–55	132	(31.0)	330	(32.9)	462	(32.3)	1.43 (1.13–1.80)	<.01
>55	214	(50.2)	366	(36.5)	580	(40.6)	1.74 (1.40–2.16)	<.01
Gender
Female	128	(30.5)	261	(26.3)	389	(27.6)	1.0
Male	292	(69.5)	731	(73.7)	1023	(72.5)	0.98 (0.83–1.16)	.80
Race or Ethnic Group
Non-Hispanic Black	257	(63.8)	622	(65.5)	879	(65.0)	1.0
Non-Hispanic White	83	(20.6)	145	(15.3)	228	(16.9)	1.27 (1.04–1.54)	.02
Hispanic	45	(11.2)	139	(14.6)	184	(13.6)	0.84 (0.64–1.10)	.21
Non-Hispanic Other	18	(4.5)	44	(4.6)	62	(4.6)	0.96 (0.64–1.43)	.85
Medical History^a
Respiratory condition^b	49	(14.4)	124	(13.4)	173	(13.7)	1.00 (0.78–1.29)	.99
Cardiovascular condition^b	83	(24.3)	182	(19.7)	265	(21.0)	1.16 (0.94–1.42)	.16
Diabetes mellitus^b	43	(12.6)	87	(9.4)	130	(10.3)	1.16 (0.90–1.51)	.26
Smoking Status^a
Never	135	(39.2)	341	(37.6)	476	(38.0)	1.0
Current	113	(32.9)	412	(45.4)	525	(41.9)	0.80 (0.65–0.99)	.04
Former	96	(27.9)	155	(17.1)	251	(20.1)	1.29 (1.04–1.59)	.02
Sleeping Arrangements^a
Single room	26	(6.7)	207	(23.6)	233	(18.4)	1.0
Shared room (2–4 people)	40	(10.4)	114	(13.0)	154	(12.2)	2.33 (1.49–3.64)	<.01
Shared room (5–8 people)	50	(13.0)	79	(9.0)	129	(10.2)	3.47 (2.28–5.29)	<.01
Shared room (9–20 people)	47	(12.2)	102	(11.6)	149	(11.8)	2.83 (1.84–4.35)	<.01
Shared room (>20 people)	223	(57.8)	377	(42.9)	600	(47.4)	3.33 (2.29–4.85)	<.01
Shelter Exposure^a
Leave and return to shelter during day^b	144	(49.5)	405	(48.8)	549	(49.0)	1.06 (0.87–1.29)	.57

Table 1.

Open in new tab

Self-Reported Characteristics of Residents in Homeless Shelters, by SARS-CoV-2 PCR Test Result—Chicago, March–May 2020

	Positive		Negative		Total
Characteristic	n	(%)	n	(%)	n	(%)	Crude Prevalence Ratio (95% CI)	P Value
Total	431	(30.0)	1004	(70.0)	1435	(100)
Age Group (Years)
<40	80	(18.8)	307	(30.6)	387	(27.1)	1.0
40–55	132	(31.0)	330	(32.9)	462	(32.3)	1.43 (1.13–1.80)	<.01
>55	214	(50.2)	366	(36.5)	580	(40.6)	1.74 (1.40–2.16)	<.01
Gender
Female	128	(30.5)	261	(26.3)	389	(27.6)	1.0
Male	292	(69.5)	731	(73.7)	1023	(72.5)	0.98 (0.83–1.16)	.80
Race or Ethnic Group
Non-Hispanic Black	257	(63.8)	622	(65.5)	879	(65.0)	1.0
Non-Hispanic White	83	(20.6)	145	(15.3)	228	(16.9)	1.27 (1.04–1.54)	.02
Hispanic	45	(11.2)	139	(14.6)	184	(13.6)	0.84 (0.64–1.10)	.21
Non-Hispanic Other	18	(4.5)	44	(4.6)	62	(4.6)	0.96 (0.64–1.43)	.85
Medical History^a
Respiratory condition^b	49	(14.4)	124	(13.4)	173	(13.7)	1.00 (0.78–1.29)	.99
Cardiovascular condition^b	83	(24.3)	182	(19.7)	265	(21.0)	1.16 (0.94–1.42)	.16
Diabetes mellitus^b	43	(12.6)	87	(9.4)	130	(10.3)	1.16 (0.90–1.51)	.26
Smoking Status^a
Never	135	(39.2)	341	(37.6)	476	(38.0)	1.0
Current	113	(32.9)	412	(45.4)	525	(41.9)	0.80 (0.65–0.99)	.04
Former	96	(27.9)	155	(17.1)	251	(20.1)	1.29 (1.04–1.59)	.02
Sleeping Arrangements^a
Single room	26	(6.7)	207	(23.6)	233	(18.4)	1.0
Shared room (2–4 people)	40	(10.4)	114	(13.0)	154	(12.2)	2.33 (1.49–3.64)	<.01
Shared room (5–8 people)	50	(13.0)	79	(9.0)	129	(10.2)	3.47 (2.28–5.29)	<.01
Shared room (9–20 people)	47	(12.2)	102	(11.6)	149	(11.8)	2.83 (1.84–4.35)	<.01
Shared room (>20 people)	223	(57.8)	377	(42.9)	600	(47.4)	3.33 (2.29–4.85)	<.01
Shelter Exposure^a
Leave and return to shelter during day^b	144	(49.5)	405	(48.8)	549	(49.0)	1.06 (0.87–1.29)	.57

	Positive		Negative		Total
Characteristic	n	(%)	n	(%)	n	(%)	Crude Prevalence Ratio (95% CI)	P Value
Total	431	(30.0)	1004	(70.0)	1435	(100)
Age Group (Years)
<40	80	(18.8)	307	(30.6)	387	(27.1)	1.0
40–55	132	(31.0)	330	(32.9)	462	(32.3)	1.43 (1.13–1.80)	<.01
>55	214	(50.2)	366	(36.5)	580	(40.6)	1.74 (1.40–2.16)	<.01
Gender
Female	128	(30.5)	261	(26.3)	389	(27.6)	1.0
Male	292	(69.5)	731	(73.7)	1023	(72.5)	0.98 (0.83–1.16)	.80
Race or Ethnic Group
Non-Hispanic Black	257	(63.8)	622	(65.5)	879	(65.0)	1.0
Non-Hispanic White	83	(20.6)	145	(15.3)	228	(16.9)	1.27 (1.04–1.54)	.02
Hispanic	45	(11.2)	139	(14.6)	184	(13.6)	0.84 (0.64–1.10)	.21
Non-Hispanic Other	18	(4.5)	44	(4.6)	62	(4.6)	0.96 (0.64–1.43)	.85
Medical History^a
Respiratory condition^b	49	(14.4)	124	(13.4)	173	(13.7)	1.00 (0.78–1.29)	.99
Cardiovascular condition^b	83	(24.3)	182	(19.7)	265	(21.0)	1.16 (0.94–1.42)	.16
Diabetes mellitus^b	43	(12.6)	87	(9.4)	130	(10.3)	1.16 (0.90–1.51)	.26
Smoking Status^a
Never	135	(39.2)	341	(37.6)	476	(38.0)	1.0
Current	113	(32.9)	412	(45.4)	525	(41.9)	0.80 (0.65–0.99)	.04
Former	96	(27.9)	155	(17.1)	251	(20.1)	1.29 (1.04–1.59)	.02
Sleeping Arrangements^a
Single room	26	(6.7)	207	(23.6)	233	(18.4)	1.0
Shared room (2–4 people)	40	(10.4)	114	(13.0)	154	(12.2)	2.33 (1.49–3.64)	<.01
Shared room (5–8 people)	50	(13.0)	79	(9.0)	129	(10.2)	3.47 (2.28–5.29)	<.01
Shared room (9–20 people)	47	(12.2)	102	(11.6)	149	(11.8)	2.83 (1.84–4.35)	<.01
Shared room (>20 people)	223	(57.8)	377	(42.9)	600	(47.4)	3.33 (2.29–4.85)	<.01
Shelter Exposure^a
Leave and return to shelter during day^b	144	(49.5)	405	(48.8)	549	(49.0)	1.06 (0.87–1.29)	.57

Abbreviations: CI, confidence interval; PCR, polymerase chain reaction; SARS-CoV-2, severe acute respiratory syndrome coronavirus 2.

^aMore than 10% missing data in selected variables.

^bReference group for each is “not,” eg, not reporting a respiratory condition, or not leaving the shelter during the day.

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