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. Author manuscript; available in PMC: 2017 Sep 1.
Published in final edited form as: Psychol Assess. 2016 Sep;28(9):1074–1086. doi: 10.1037/pas0000344

Table 3.

Descriptive Statistics of SDM-Q and KAS-CM Item Scores for the Overall Sample and Two Language Groups

Variable Total Sample (n=239) English (n=160) Spanish (n=79) p-value
M SD Skew Kurtosis Range M SD Skew Kurtosis M SD Skew Kurtosis
SDM
 SDM1 3.3 1.6 −0.8 2.7 0–5 3.2 1.6 −0.7 2.5 3.7 1.6 −1.2 3.3
 SDM2 3.9 1.4 −1.5 4.7 0–5 3.8 1.4 −1.4 4.2 4.0 1.3 −1.9 6.3
 SDM3 3.7 1.5 −1.2 3.6 0–5 3.6 1.5 −1.1 3.2 4.0 1.4 −1.7 5.0
 SDM4 3.6 1.5 −1.1 3.2 0–5 3.4 1.6 −0.8 2.5 4.1 1.2 −1.9 6.9
 SDM5 4.3 1.1 −1.9 6.9 0–5 4.1 1.2 −1.6 5.5 4.6 0.8 −2.9 14.2
 SDM6 3.7 1.6 −1.3 3.6 0–5 3.6 1.6 −1.1 3.1 4.0 1.4 −1.7 5.5
 SDM7 3.7 1.5 −1.2 3.4 0–5 3.4 1.6 −0.8 2.6 4.2 1.1 −2.2 8.5
 SDM8 3.9 1.5 −1.4 4.1 0–5 3.6 1.5 −1.1 3.2 4.3 1.1 −2.4 8.8
 SDM9 4.2 1.1 −1.9 7.0 0–5 4.1 1.2 −1.7 5.9 4.4 0.9 −2.4 11.1
SDM total score 76.0 20.7 −1.0 3.7 8.9–100 72.7 21.4 −0.8 3.1 82.8 17.3 −1.7 6.6 <0.001
KAS-CM
 KAS-CM1 4.0 0.2 −8.6 91.3 1–4 4.0 0.1 −8.8 78.0 3.9 0.4 −5.6 38.5
 KAS-CM2 3.9 0.3 −5.5 34.7 2–4 3.9 0.3 −5.0 29.4 4.0 0.3 −6.9 51.9
 KAS-CM3 3.9 0.4 −4.5 27.0 1–4 3.9 0.3 −2.7 8.0 3.9 0.5 −4.3 21.2
 KAS-CM4 3.2 1.0 −1.0 3.0 1–4 2.9 1.0 −0.6 2.4 3.8 0.6 −4.1 19.4
 KAS-CM5 3.8 0.5 −3.7 17.9 1–4 3.8 0.6 −3.3 14.4 3.9 0.3 −4.4 23.1
 KAS-CM6 3.9 0.3 −5.5 42.3 1–4 3.9 0.3 −5.4 39.6 3.9 0.2 −4.1 17.8
 KAS-CM7 3.8 0.4 −2.1 6.7 2–4 3.7 0.5 −1.6 4.6 3.9 0.3 −4.4 23.1
 KAS-CM8 3.9 0.5 −5.0 28.3 1–4 3.9 0.3 −6.7 49.2 3.8 0.6 −3.5 14.6
 KAS-CM9 3.9 0.4 −4.5 26.3 1–4 3.9 0.3 −4.0 19.4 3.9 0.5 −4.0 19.2
 KAS-CM10 3.8 0.5 −3.0 13.3 1–4 3.8 0.5 −2.2 7.3 3.8 0.6 −3.9 18.0
 KAS-CM11 3.8 0.4 −2.8 12.7 1–4 3.8 0.5 −2.4 10.4 3.9 0.3 −4.4 23.1
KAS-CM total score 42.0 2.4 −2.4 12.3 27–44 41.7 2.3 −2.5 13.9 42.8 2.3 −2.9 13.2 <0.001
KAS-CM total score - binary 9.55 1.66 2–11 9.22 1.6 10.22 1.57

Note. The KAS factor analysis was conducted using the recoded binary responses by fitting a binary item factor model with a probit link function.

These items are reverse coded.