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Table 1 Participant Characteristics

From: Risk prediction of sleep disturbance in clinical nurses: a nomogram and artificial neural network model

Variables

Total(n = 434)

Training (n = 304)

Validation(n = 130)

χ 2]

P-Value

Sex

   

0.575

0.448

Male

Female

68(15.7)

366(84.3)

45(14.8)

259(85.2)

23(17.7)

107(82.3)

  

Age [years]

   

0.429

0.807

<30

30–40

>40

220(50.7)

150(34.6)

64(14.7)

151(49.7)

107(35.2)

46(15.1)

69(53.1)

43(33.1)

18(13.8)

  

Education level

   

0.855

0.652

College degree and below

Undergraduate

Master degree and above

82(18.9)

308(71.0)

44(10.1)

54(17.8)

219(72)

31(10.2)

28(21.5)

89(68.5)

13(10.0)

  

Marital status

   

0.478

0.489

Single

Married

218(50.2)

216(49.8)

156(51.3)

148(4.78)

62(47.7)

68(52.3)

  

Fertility

   

0.127

0.938

Not giving birth

pregnancy

Have given birth

290(66.8)

50(11.5)

94(21.7)

203(66.8)

36(11.8)

65(21.4)

87(66.9)

14(10.8)

29(22.3)

  

Chronic diseases

   

0.001

0.981

None

Yes

240(55.3)

194(44.7)

168(55.3)

136(44.7)

72(55.4)

58(44.6)

  

Way of appointment

Formally editing

Contract system

other

98(22.6)

256(59.0)

80(18.4)

64(21.1)

187(61.5)

53(17.4)

34(26.2)

69(53.1)

27(20.8)

2.698

0.260

Drink tea or coffe at work

   

0.395

0.529

NO

Yes

154(35.5)

280(64.5)

105(34.5)

199(65.5)

49(37.7)

81(62.3)

  

Shift work

   

2.096

0.148

NO

Yes

210(48.4)

224(51.6)

154(50.7)

150(49.3)

56(43.1)

74(56.9)

  

Fatigue

   

0.071

0.790

None

Yes

161(37.1)

273(62.9)

114(37.5)

190(62.5)

47(36.2)

83(63.8)

  

Anxiety

   

0.004

0.947

None

Yes

246(56.7)

188(43.3)

172(56.6)

132(43.4)

74(56.9)

56(43.1)

  

Depression

   

0.074

0.786

None

Yes

228(52.5)

206(47.5)

161(53.0)

143(47.0)

67(51.5)

63(48.5)

  

Burnout

   

0.140

0.932

Low

Mederate

High

132(30.4)

156(35.9)

146(33.6)

94(30.9)

109(35.9)

101(33.2)

38(29.2)

47(36.2)

45(34.6)