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Table 1 Sample characteristics for male and female AMI patients stratified by frequency of sleep disturbances

From: Association of sleep disturbances within 4 weeks prior to incident acute myocardial infarction and long-term survival in male and female patients: an observational study from the MONICA/KORA Myocardial Infarction Registry

 

Men (n = 2511)

Women (n = 828)

SLEEP DISTURBANCES

p-valuea

SLEEP DISTURBANCES

p-valuea

never n = 1699

sometimes n = 571

nightly n = 241

 

never n = 427

sometimes n = 251

nightly n = 150

 

Socio-demographic Data

 Age, years [median (IQR)]

60 (15)

60 (15)

60 (14)

0.7213

65 (13)

65 (13)

65 (12)

0.8775

 Low Education, <  9 years

1186 (69.8)

407 (71.3)

170 (70.5)

0.7958

351 (82.2)

202 (80.8)

113 (75.3)

0.1894

 Married

1378 (81.1)

435 (76.2)

190 (78.8)

0.0375

258 (60.42)

147 (58.57)

91 (60.67)

0.8732

 Currently employed

788 (46.4)

243 (42.6)

99 (41.1)

0.1236

98 (22.95)

50 (19.92)

26 (17.33)

0.3057

Lifestyle factors

 BMI, kg/m2 [median (IQR)]

27.1 (4.8)

27.4 (4.7)

27.7 (5.3)

0.0370

26.8 (7.4)

27.5 (7.1)

27.7 (7.0)

0.5334

 Adiposity, BMI > 30 kg/m2

376 (22.1)

141 (24.7)

69 (28.6)

0.0566

134 (31.4)

86 (34.3)

50 (33.3)

0.7258

 Ever Smoker

1280 (75.3)

402 (70.4)

187 (77.6)

0.0322

209 (49.0)

112 (44.6)

76 (50.7)

0.4216

Comorbidities

 Angina

190 (11.2)

104 (18.2)

52 (21.6)

<  0.0001

69 (16.16)

30 (11.95)

31 (20.67)

0.0631

 Hypertension

1219 (71.8)

438 (76.7)

193 (80.1)

0.0040

350 (82.0)

206 (82.1)

129 (86.0)

0.5034

 Dyslipidemia

1220 (71.8)

394 (69.0)

172 (71.4)

0.4393

310 (72.6)

187 (74.5)

119 (79.3)

0.2665

 Diabetes

443 (26.1)

143 (25.0)

59 (24.5)

0.8022

137 (32.1)

82 (32.7)

53 (35.3)

0.7647

 Stroke

75 (4.4)

29 (5.1)

15 (6.2)

0.4232

28 (6.6)

15 (6.0)

14 (9.3)

0.4070

Clinical aspects

Type of Infarction

STEMI

710 (41.8)

204 (35.7)

86 (35.7)

0.0756

180 (42.2)

87 (34.7)

64 (42.7)

0.2622

NSTEMI

872 (51.3)

323 (56.6)

137 (56.9)

 

229 (53.6)

149 (59.4)

81 (54.0)

 

Bundle Branch Block/non-classifiable

117 (6.9)

44 (7.7)

18 (7.5)

 

18 (4.2)

15 (6.0)

5 (3.3)

 

Revascularization therapy

1521 (89.5)

490 (85.8)

221 (91.7)

0.0175

338 (79.2)

195 (77.7)

111 (74.0)

0.4254

4 EBM at discharge

1221 (71.9)

418 (73.2)

183 (75.9)

0.3852

285 (66.7)

180 (71.7)

111 (74.0)

0.1699

Mortality

 Deceased during follow-up

206 (12.1)

87 (15.2)

25 (10.4)

0.0818

71 (16.6)

37 (14.7)

23 (15.3)

0.7964

  1. Data is presented as absolute number (%) unless otherwise indicated.
  2. AMI acute myocardial infarction, BMI Body Mass Index, EBM evidence based medication, IQR interquartile range, NSTEMI Non-ST-segment elevation myocardial infarction, STEMI ST-segment elevation myocardial infarction
  3. ap-values are obtained from χ2-tests for categorical data or from Kruksal-Wallis test for continuous data (age and BMI)