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Table 3 Descriptive statistics for variables

From: The role of parental health care utilization in children’s unnecessary utilization in China: evidence from Shaanxi province

Variable Number Mean (S.D.) or %
Number of children’s outpatient visit 11,024 0.0907 (0.4173)
 0 10,322 93.63
 1 526 4.77
 2 101 0.92
 3 and more 75 0.68
Children’s infusion use (yes or no)
 No 432 61.54
 Yes 270 38.46
Number of children’s inpatient visit 11,024 0.0788 (0.3844)
 0 10,407 94.4
 1 468 4.25
 2 82 0.74
 3 and more 67 0.61
Parental outpatient visit
 Noa 10,059 94.04
 Yes 637 5.96
Parental infusion use
 Noa 403 63.27
 Yes 234 36.73
Parental inpatient visit
 Noa 9,385 93.05
 Yes 701 6.95
Parental days of illness 10696 0.9204 (3.0819)
Parental age 10696 34.15 (12.75)
Per capita household expense
 Pooresta 2,208 2628 (737)
 Poor 2,206 4503 (470)
 Average 2,230 6291 (570)
 Rich 2,186 8752 (938)
 Richest 2,205 16207 (6686)
Children’s insurance
 Noa 560 5.09
 Yes 10,448 94.91
Children’s days of illness 11035 0.4417 (1.8273)
Children’s height (cm) 10986 125.12 (34.24)
Children’s weight (kg) 10985 32.49 (17.20)
Children’s age
 0-2a 1,992 18.07
 3–5 1,941 17.61
 6–8 1,650 14.97
 9–11 1,527 13.85
 12–14 1,700 15.42
 15–18 2,214 20.08
Gender
 Femalea 5,153 46.7
 Male 5,882 53.3
Ethnicity
 Othersa 191 1.73
 Han 10,842 98.27
Residential area
 Rurala 6,856 62.13
 Urban 4,179 37.87
Region
 Shannana 4,074 36.92
 Guanzhong 5,100 46.22
 Shanbei 1,861 16.86
Family size 11035 4.01 (1.15)
  1. Note: “Number” represents the number of observations of a variable
  2. aReference levels in the regressions; Outpatient visits and infusion in the past 2 weeks; Inpatient visits in the last year