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Table 4 Uptake of childhood immunization of children aged 1 to 4 in Sichuan Province (2003, 2008, 2013 National Health Service Surveys)

From: Uptake of maternal care and childhood immunization among ethnic minority and Han populations in Sichuan province: a study based on the 2003, 2008 and 2013 health service surveys

 

N

BCG immunization (1 dose)

DPT immunization (3 doses)

Measles immunization (1 dose)

% a

Unadjusted RR (95% CI)

Adjusted c RR (95% CI)

% a

Unadjusted RR (95% CI)

Adjusted c RR (95% CI)

% a

Unadjusted RR (95% CI)

Adjusted c RR (95% CI)

Ethnicity and place of residence

Han districts

 

785

98.8

1.00

1.00

87.7

1.00

1.00

96.9

1.00

1.00

Han counties

 

489

97.1

0.99 (0.97-1.01)

0.98 (0.95-1.01)

87.1

1.00 (0.90-1.12)

1.00 (0.91-1.09)

95.2

0.98 (0.94-1.03)

0.98 (0.94-1.02)

Ethnic minority counties

Han children

70

90.5

0.99 (0.98-1.01)

1.03 (1.00-1.06)

63.4

0.76* (0.64-0.90)

0.79* (0.64-0.98)

96.6

1.00 (0.98-1.03)

1.01 (0.94-1.08)

Ethnic minority counties

Ethnic minority children

476

84.0

0.88* (0.82-0.94)

0.93* (0.87-0.99)

46.9

0.56* (0.37-0.85)

0.63* (0.44-0.90)

86.9

0.91 (0.81-1.03)

0.93 (0.83-1.03)

Year

2003

375

82.3

1.00

1.00

60.1

1.00

1.00

83.5

1

1.00

2008

443

97.6

1.23* (1.06-1.42)

1.23* (1.06-1.43)

78.5

1.31* (1.04-1.64)

1.28* (1.02-1.60)

90.4

1.07 (0.93-1.23)

1.08 (0.94-1.24)

2013

1002

94.9

1.14 (0.98-1.33)

1.14 (0.99-1.32)

73.0

1.41 (1.00-1.97)

1.20 (0.95-1.52)

98.6

1.17* (1.03-1.33)

1.18* (1.02-1.35)

Mother’s education

None

364

82.1

1.00

1.00

47.5

1.00

1.00

87.6

1.00

1.00

Completed primary

289

88.9

1.08 (1.00-1.16)

1.04 (0.97-1.11)

66.5

1.27* (1.05-1.55)

1.06 (0.88-1.27)

88.2

1.00 (0.90-1.10)

0.97 (0.89-1.06)

Completed secondary

489

99.4

1.16* (1.08-1.25)

1.10* (1.04-1.16)

85.6

1.47* (1.16-1.87)

1.10 (0.90-1.35)

97.0

1.09 (0.98-1.20)

1.03 (0.96-1.10)

College and above

186

99.6

1.16* (1.08-1.25)

1.09* (1.04-1.15)

85.7

1.45* (1.09-1.93)

1.06 (0.84-1.35)

97.1

1.08 (0.98-1.21)

1.02 (0.96-1.09)

Missing

492

97.8

1.16* (1.08-1.24)

1.04 (1.00-1.09)

83.9

1.47* (1.16-1.86)

1.04 (0.85-1.27)

96.3

1.08 (0.96-1.20)

0.98 (0.91-1.06)

Per capita income

1st quartile

498

87.4

1.00

1.00

57.7

1.00

1.00

90.6

1.00

-

2nd quartile

454

89.3

1.00 (0.95-1.06)

0.98 (0.94-1.02)

65.5

1.10 (0.94-1.28)

1.01 (0.87-1.17)

90.6

1.00 (0.95-1.05)

-

3rd quartile

430

98.0

1.07* (1.02-1.14)

1.01 (0.96-1.07)

84.0

1.23* (1.08-1.41)

1.10 (0.97-1.25)

94.6

1.03 (0.96-1.10)

-

4th quartile

438

98.6

1.08* (1.03-1.13)

1.01 (0.96-1.06)

87.8

1.25* (1.12-1.39)

1.10 (0.99-1.22)

96.6

1.05 (0.99-1.12)

-

Mother’s age b

15-24

260

88.7

1.00

-

62.9

1.00

-

89.8

1.00

-

25-34

825

91.6

1.00 (0.96-1.05)

-

68.2

1.00 (0.91-1.09)

-

92.2

1.02 (0.97-1.07)

-

>=35

243

88.7

0.97 (0.9-1.05)

-

67.6

1.02 (0.96-1.09)

-

90.6

1.01 (0.94-1.08)

-

Missing

492

97.8

1.07* (1.01-1.13)

-

83.9

1.11 (0.97-1.26)

 

96.3

1.05 (0.96-1.15)

-

Parity b

1

612

95.0

1.00

-

78.5

1.00

-

91.9

1.00

-

2

519

90.5

0.97 (0.94-1.01)

-

67.1

0.93 (0.87-1.00)

-

91.4

0.99 (0.96-1.03)

-

>=3

197

80.8

0.88* (0.82-0.95)

-

42.5

0.72* (0.63-0.83)

-

90.2

1.00 (0.92-1.09)

-

Missing

492

97.8

1.04 (0.99-1.08)

-

83.9

1.04 (0.96-1.14)

-

96.3

1.04 (0.97-1.11)

-

Distance to community/township level hospital (km)

<1

543

88.8

1.00

1.00

69.6

1.00

1.00

91.4

1.00

1.00

1.0-1.9

366

97.7

1.09* (1.01-1.18)

1.08* (1.02-1.16)

84.8

1.09* (1.01-1.18)

1.10 (0.94-1.28)

95.5

1.03 (0.93-1.13)

1.03 (0.95-1.13)

2.0-4.9

506

96.5

1.08 (0.99-1.17)

1.09* (1.01-1.19)

76.8

1.08 (0.99-1.17)

1.10 (0.91-1.32)

95.2

1.03 (0.95-1.11)

1.05 (0.97-1.13)

>=5.0

405

87.8

0.99 (0.92-1.07)

1.07 (0.98-1.17)

57.6

0.99 (0.92-1.07)

1.06 (0.93-1.2)

89.0

0.97 (0.88-1.08)

1.03 (0.92-1.15)

Distance to district/county level hospital (km)

<3.0

402

99.7

1.00

-

84.0

1.00

-

97.8

1.00

-

3.0-8.9

363

97.6

0.99 (0.96-1.01)

-

84.4

0.99 (0.96-1.01)

-

93.5

0.95 (0.89-1.02)

-

9.0-29.0

569

92.8

0.95 (0.89-1.01)

-

80.1

0.95 (0.89-1.01)

-

90.4

0.93 (0.86-1.02)

-

>=30.0

486

86.2

0.90* (0.84-0.97)

-

51.3

0.90* (0.84-0.97)

-

91.9

0.95 (0.89-1.01)

-

All

 

1820

96.8

-

-

80.3

-

-

94.3

-

-

  1. aall proportion displayed were weighted by county and individual
  2. bmothers’ age and parity values were missing for 492 children
  3. cadjusted variables: BCG immunization (1 dose): year, mother’s education, per capita income, distance to community/township level hospital (km); DPT immunization (3 doses): year, mother’s education, per capita income, distance to community/township level hospital (km); Measles immunization (1 dose): year, mother’s education, distance to community/township level hospital (km)
  4. *P<0.05
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