Erratum to: Self-perceived uselessness and associated factors among older adults in China
BMC Geriatrics volume 17, Article number: 101 (2017)
After the publication of this work  five corrections were discovered in the text. The corrections are as follows:
In the first line of the fourth paragraph in the section, Background, the text “non-Western cultures” should be “Western cultures”.
In the first line of the section, Factors associated with self-perceived uselessness, the text “six sets” should be “five sets”.
In Row 2 of Table 1, the text “Giving money/food to children-yes” should be “Giving money/food to children-no”. But the figures in the same line should stay. The “no” category should be corresponding to 77.0.
In Row 3 of Table 1, the text “Giving money/food to children-no” should be “Giving money/food to children-yes”. The figures in the same line should stay. The “yes” category should be corresponding to 23.0.
The last sentence of the first paragraph in section, Risk of self-perceived uselessness was lower in supportive and culturally traditional social environments, “The findings in Model III in Table 3 are similar to those in Table 2 except that some of these variables were still significant in Table 3” should be “The findings in Model III in Table 3 indicate that the association between social environments and self-perceived uselessness was weakened when the moderate frequency of self-perceived uselessness was compared to the low frequency”.
Zhao Y, Sautter JM, Qiu L, Gu D. Self-perceived uselessness and associated factors among older adults in China. BMC Geriatr. 2017;17:12.
The online version of the original article can be found under doi:10.1186/s12877-016-0406-z
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Zhao, Y., Sautter, J.M., Qiu, L. et al. Erratum to: Self-perceived uselessness and associated factors among older adults in China. BMC Geriatr 17, 101 (2017). https://doi.org/10.1186/s12877-017-0494-4