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. Author manuscript; available in PMC: 2021 Nov 11.
Published in final edited form as: Drug Alcohol Depend. 2018 Nov 16;195:178–185. doi: 10.1016/j.drugalcdep.2018.09.025

Table 1.

Characteristics of participants from Memphis and New Orleans (N=2004; weighted estimates)a

N (%) or mean (SD)
Total
(N=2004)
Memphis
(n=1001)
New Orleans
(n=1003)
p b
Racec
 Non-Hispanic Whites 1029 (52%) 489 (25%) 539 (27%) .31
 Non-Hispanic Blacks 805 (40%) 422 (21%) 383 (19%)
 Other minorities 162 (8%) 88 (4%) 74 (4%)
Sex
 Males 792 (48%) 421 (24%) 371 (24%) .67
 Females 1212 (52%) 580 (26%) 632 (27%)
Age 42 (SD=15) 41 (SD=15) 42 (SD=15) .25
Education
 No high school degree 342 (17%) 127 (6%) 215 (11%) <.01
 High school graduate or equivalent 607 (31%) 332 (17%) 276 (14%)
 Some post-high school education 632 (32%) 333 (17%) 299 (15%)
 College graduate 410 (21%) 202 (10%) 208 (10%)
Household income
 > $20,000 353 (18%) 165 (8%) 188 (9%) <.01
 $20,000–$40,000 500 (25%) 267 (13%) 234 (12%)
 $40,000–$80,000 454 (23%) 188 (9%) 266 (13%)
 > $80,000 383 (19%) 205 (10%) 177 (9%)
 Refused to answer 314 (16%) 176 (9%) 138 (7%)
Disaster-related stressorsd
 None 388 (39%) - 388 (39%) -
 One event 229 (23%) - 229 (23%)
 Two events 194 (19%) - 194 (19%)
 Three or more events 192 (19%) - 192 (19%)
Perceived social support before Hurricane Katrinae 2.42 (SD=0.78) 2.37 (SD=0.82) 2.47 (SD=0.75) <.01
Days spent with poor mental health before Hurricane Katrinaf 4 (SD=9) 5 (SD=10) 3 (SD=8) <.01
Depressive symptomsg 13.79 (SD=12.31) 11.88 (SD=11.13) 15.70 (SD=13.11) <.01
Posttraumatic stress symptomsh 1.59 (SD=2.24) 1.43 (SD=2.19) 1.76 (SD=2.28) <.01
Smoking status before Hurricane Katrina
 Former 675 (34%) 322 (16%) 353 (18%) .49
 Occasional 268 (13%) 143 (7%) 125 (6%)
 Daily 1053 (53%) 530 (27%) 523 (26%)
Smoking relapse after Hurricane Katrinai
 No 1903 (95%) 965 (58%) 938 (47%) .04
 Yes 101 (5%) 36 (2%) 65 (3%)
a

Memphis and New Orleans samples were weighted to match the demographics from the 2000 U.S. Census. Weighted frequencies were rounded to the nearest whole number. Percentages were rounded to the nearest whole number and means and standard deviations to the nearest hundredth. Missing data was less than 5% for all characteristics and accounted for some group totals and percentages not matching the expected value.

b

P-values were derived from Rao-Scott Chi-Squared tests for frequencies and independent-t-tests for means and standard deviations. All p-values were rounded to the nearest hundredth.

c

Hispanics or Latinos, Asians, and participants of other racial backgrounds were designated as “Other minorities.”

d

The hurricane exposure checklist was only given to participants who lived in New Orleans.

e

Higher scores indicated more perceived social support; minimum and maximum scores are 0 and 3, respectively.

f

Higher scores indicated more days spent with poor mental health; minimum and maximum scores are 0 and 30, respectively.

g

Higher scores indicated more depressive symptoms; minimum and maximum scores are 0 and 60, respectively.

h

Higher scores indicated more posttraumatic stress symptoms; minimum and maximum scores are 0 and 7, respectively.

i

Smoking relapse was defined as former smokers before or nine months after Hurricane Katrina who were now smoking daily or occasionally nine or eighteen months after Hurricane Katrina, respectively.