Table 1 The characteristics of the study population.

From: Dose-response association of serum alanine aminotransferase levels with multimorbidity

Characteristics

Control (n = 1848)

Single disease (n = 2360)

Multimorbidity (n = 1682)

P value

Age (years)

51(45,60)

56(48,63)

58(48,66)

<0.0001

Gender

   

<0.0001

   Men

680(26.02)

1101(42.14)

832(31.84)

 

   Women

1168(35.64)

1259(38.42)

850(25.94)

 

Education

   

<0.0001

   Lower

1090(28.99)

1533(40.77)

1137(30.24)

 

   Higher

747(35.52)

819(38.94)

537(25.53)

 

Marriage

   

<0.0001

   Cohabitation

1772(31.95)

2225(40.12)

1549(27.93)

 

   Living alone

46(17.76)

102(39.38)

111(42.86)

 

Monthly income (¥)

   

<0.0001

   ≤1,000

448(26.03)

656(38.12)

617(35.85)

 

   1,000–3,000

916(31.07)

1195(40.54)

837(28.39)

 

   ≥3,000

466(40.10)

493(42.43)

203(17.47)

 

Smoking

   

0.0007

   Yes

476(27.87)

705(41.28)

527(30.85)

 

   No

1340(32.75)

1626(39.74)

1126(27.52)

 

Drinking

   

<0.0001

   Yes

282(24.80)

502(44.15)

353(31.05)

 

   No

1550(33.02)

1835(39.09)

1309(27.89)

 

Exercise

   

0.7485

   Yes

361(31.98)

447(39.59)

321(28.43)

 

   No

1294(31.33)

1687(40.85)

1149(27.82)

 

BMI

22.61(20.82,24.51)

24.01(22.04,26.03)

24.93(23.01,27.22)

<0.0001

SBP (mmHg)

116.00(108.00,124.00)

132.00(119.00,143.00)

138.00(128.00,149.00)

<0.0001

DBP (mmHg)

73.00(67.00,78.00)

83.00(75.00,91.00)

85.00(79.00,92.00)

<0.0001

TC (mmol/L)

4.67(4.16,5.24)

4.78(4.18,5.47)

5.03(4.27,5.84)

<0.0001

TG (mmol/L)

1.03(0.77,1.36)

1.28(0.93,1.85)

2.20(1.36,3.44)

<0.0001

LDLC (mmol/L)

2.59(2.18,3.05)

2.72(2.29,3.22)

2.78(2.17,3.41)

<0.0001

HDLC (mmol/L)

1.42(1.23,1.61)

1.34(1.08,1.57)

1.06(0.92,1.32)

<0.0001

GHB (%)

5.80(5.60,6.00)

5.90(5.70,6.10)

6.40(5.80,60.90)

<0.0001

FBG (mmol/L)

5.48(5.07,5.90)

5.59(5.18,6.04)

5.91(5.55,7.12)

<0.0001

AST (mmol/L)

22.00(19.00,26.92)

23.00(19.00,28.01)

22.53(19.00,27.83)

<0.0001

ALT (mmol/L)

16.00(12.00,20.73)

18.00(14.00,24.00)

22.00(17.00,31.00)

<0.0001

  1. BMI, body mass index; SBP, systolic blood pressure; DBP, diastolic blood pressure; TC, total cholesterol; TG, triglyceride; LDLC, low-density lipoprotein cholesterol; HDLC, high-density lipoprotein cholesterol; GHB, glycosylated hemoglobin; FBG, fasting blood glucose; AST, aspartate aminotransferase; ALT, alanine aminotransferase.