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Table 1 Weighted baseline characteristics of participants

From: Association between platelet/high-density lipoprotein cholesterol ratio and blood eosinophil counts in American adults with asthma: a population-based study

Characteristics

Log2-transformed PHR

Total (4.58, 10.74)

Q1 (4.58, 7.13)

Q2 (7.14, 7.49)

Q3 (7.50, 7.87)

Q4 (7.88, 10.74)

P-value

Age (years)

45.83 (0.46)

48.47 (0.88)

46.17 (1.13)

44.92 (0.81)

43.66 (0.54)

< 0.001

Body mass index (kg/m2)

30.52 (0.25)

27.15 (0.32)

28.89 (0.39)

32.10 (0.40)

33.97 (0.40)

< 0.001

Sex, n (%)

     

0.005

 Male

1266 (40.46)

286 (33.29)

314 (41.02)

336 (43.11)

330 (44.62)

 

 Female

1768 (59.54)

473 (66.71)

444 (58.98)

424 (56.89)

427 (55.38)

 

Race, n (%)

     

0.003

 Non-Hispanic White

1249 (66.90)

306 (70.66)

293 (64.53)

325 (66.85)

325 (65.43)

 

 Non-Hispanic Black

764 (12.38)

232 (14.23)

193 (12.64)

180 (12.02)

159 (10.58)

 

 Mexican American

282 (5.92)

53 (3.68)

75 (6.70)

72 (5.63)

82 (7.71)

 

 Other Race

739 (14.80)

168 (11.43)

197 (16.13)

183 (15.50)

191 (16.28)

 

PIR, n (%)

     

< 0.001

 High-income

689 (32.67)

206 (39.77)

196 (37.18)

148 (28.32)

139 (25.23)

 

 Low-income

792 (19.12)

160 (14.73)

210 (22.21)

212 (18.93)

210 (20.73)

 

 Middle-income

1553 (48.21)

393 (45.50)

352 (40.61)

400 (52.75)

408 (54.04)

 

Education Level, n (%)

     

0.10

 High school or less

1242 (34.18)

289 (30.56)

300 (32.50)

324 (35.88)

329 (37.86)

 

 More than high school

1792 (65.82)

470 (69.44)

458 (67.50)

436 (64.12)

428 (62.14)

 

Marital Status, n (%)

     

0.49

 Married or living with partner

1604 (57.08)

387 (57.27)

385 (54.28)

420 (57.30)

412 (59.44)

 

 Widowed/Divorced/Separated/ Never married

1430 (42.92)

372 (42.73)

373 (45.72)

340 (42.70)

345 (40.56)

 

Smoking status, n (%)

     

0.03

 Never

1582 (52.48)

417 (55.69)

424 (55.85)

379 (51.23)

362 (47.07)

 

 Now

696 (22.10)

147 (17.55)

158 (20.89)

171 (23.09)

220 (26.99)

 

 Former

756 (25.42)

195 (26.76)

176 (23.26)

210 (25.68)

175 (25.94)

 

Alcohol intake, n (%)

     

0.47

 Never

393 (9.72)

98 (9.22)

102 (9.93)

88 (8.84)

105 (10.90)

 

 Mild

1088 (37.84)

288 (40.72)

260 (37.14)

277 (36.32)

263 (37.11)

 

 Moderate

522 (18.22)

132 (18.53)

147 (20.72)

136 (18.64)

107 (15.01)

 

 Heavy

604 (21.76)

147 (21.06)

150 (20.89)

149 (23.26)

158 (21.85)

 

 Former

427 (12.46)

94 (10.47)

99 (11.32)

110 (12.94)

124 (15.13)

 

Hypertension, n (%)

     

0.06

 No

1593 (57.90)

404 (59.57)

404 (61.55)

404 (58.06)

381 (52.41)

 

 Yes

1441 (42.10)

355 (40.43)

354 (38.45)

356 (41.94)

376 (47.59)

 

Diabetes, n (%)

     

< 0.001

 No

2369 (83.96)

639 (89.26)

604 (85.57)

586 (82.69)

540 (78.21)

 

 Yes

665 (16.04)

120 (10.74)

154 (14.43)

174 (17.31)

217 (21.79)

 
  1. All values are presented as number (n) and proportion (%) for categorical variables, assessed via weighted chi-square tests, or mean (standard error) for continuous variables, assessed via weighted Student’s t-tests
  2. Abbreviations: Q1 Quartile 1, Q2 Quartile 2, Q3 Quartile 3, Q4 Quartile 4, PHR Platelet/high-density lipoprotein cholesterol ratio, PIR Ratio of family income to poverty