Skip to main content

Table 2 The result of differences test of complete and impute data for RSES

From: The ability of different imputation methods for missing values in mental measurement questionnaires

variablesoriginalMissingness proportion of 5%Missingness proportion of 10%Missingness proportion of 15%Missingness proportion of 20%
HDMIHDMIHDMIHDMI
Mean (SD)t / F valueMean (SD)t / F valueMean (SD)t / F valueMean (SD)t / F valueMean (SD)t / F valueMean (SD)t / F valueMean (SD)t / F valueMean (SD)t / F valueMean (SD)t / F value
GenderMale28.66 (4.57)5.9228.69 (4.55)6.7828.66 (5.51)5.9428.71 (4.50)5.9828.67 (5.48)5.9428.69 (4.48)6.0728.62 (5.44)5.7428.62 (4.34)5.4428.65 (5.39)5.79
Female27.74 (4.64) 27.73 (4.63) 27.73 (5.53) 27.79 (4.63) 27.74 (5.49) 27.76 (4.59) 27.72 (5.43) 27.80 (4.52) 27.73 (5.34) 
GradeJunior28.30 (4.57)1.46*28.31 (4.56)1.45*28.29 (5.66)1.07*28.36 (4.52)1.83*28.30 (5.71)1.06*28.33 (4.48)1.65*28.27 (5.75)1.01*28.30 (4.42)1.34*28.28 (5.84)1.01*
Senior28.06 (4.74) 28.07 (4.73) 28.04 (8.11) 28.07 (4.70) 28.05 (8.07) 28.06 (4.69) 28.03 (8.18) 28.08 (4.65) 28.04 (8.12) 
RecordExcellent31.09 (4.74)63.5331.12 (4.77)58.2831.06 (5.89)32.2431.07 (4.79)61.5131.04 (5.92)30.0131.05 (4.76)60.7030.97 (5.90)28.1330.96 (4.80)54.5631.00 (5.93)27.18
Good29.46 (4.46) 29.41 (4.46) 29.43 (5.62) 29.45 (4.41) 29.45 (5.58) 29.42 (4.46) 29.38 (5.62) 29.27 (4.35) 29.35 (5.54) 
Average28.13 (4.38) 28.14 (4.37) 28.12 (5.57) 28.18 (4.34) 28.12 (5.55) 28.13 (4.30) 28.08 (5.51) 28.15 (4.26) 28.10 (5.47) 
Poor26.46 (4.38) 26.53 (4.63) 26.49 (5.78) 26.56 (4.59) 26.53 (5.72) 26.58 (4.55) 26.55 (5.69) 26.66 (4.55) 26.59 (5.70) 
ResidenceUrban28.57 (4.86)0.46*28.58 (4.98)0.29*28.59 (6.07)0.64*28.56 (4.91)0.25*28.54 (6.01)0.41*28.75 (4.86)0.74*28.54 (5.96)0.51*28.71 (4.77)0.67*28.65 (5.85)0.50*
Rural28.21 (4.62) 28.22 (4.60) 28.20 (5.87) 28.25 (4.57) 28.21 (5.83) 28.22 (4.54) 28.18 (5.78) 28.21 (4.49) 28.19 (5.72) 
CommunicationUsually28.87 (4.55)32.2928.86 (4.55)29.1528.86 (5.71)8.6328.90 (4.49)31.2928.87 (5.68)8.1128.86 (4.47)30.4728.83 (5.64)8.1828.85 (4.42)30.5728.86 (5.57)8.15
Sometimes27.83 (4.34) 27.85 (4.33) 27.82 (5.49) 27.90 (4.35) 27.83 (5.50) 27.87 (4.31) 27.80 (5.44) 27.85 (4.26) 27.80 (5.39) 
Scarcely26.23 (5.23) 26.33 (5.18) 26.28 (6.42) 26.31 (5.04) 26.26 (6.27) 26.39 (5.10) 26.26 (6.30) 26.38 (4.94) 26.31 (6.27) 
Never25.68 (4.75) 25.63 (4.84) 25.66 (6.20) 25.81 (4.78) 25.79 (6.11) 25.81 (4.63) 25.78 (5.96) 25.74 (4.67) 25.72 (5.99) 
Unclear26.45 (4.94) 26.45 (4.92) 26.45 (6.29) 26.45 (5.02) 26.44 (6.34) 26.26 (4.99) 26.31 (6.30) 26.55 (4.82) 26.35 (6.23) 
  1. HD Hot-deck imputation, MI multiple imputation. SD standard deviation
  2. * p > 0.05