da047 · Weigh Change · 中国健康与养老追踪调查2013 变量详情

attributes · 属性

编码	含义
`1`	Yes, I Only Gained Weight
`2`	Yes, I Only Lost Weight
`3`	Yes, I First Gained and Then Lost Weight
`4`	Yes, I First Lost and Then Gained Weight
`6`	I Don't Know