Table 3. Distribution of diet quality among older Chinese people (%).

			Distribution of diet quality (%)
	Indictor	Mean (SD)	No problem	Almost no problem	Low level	Moderate level	High level
Inadequate Intake	LBS	27.0 (7.1)	0	28.0	57.3	2.5	12.2
Excessive Intake	HBS	9.7 (5.1)	2.5	29.1	43.4	21.0	4.0
Overall unbalance	DQD	36.8 (8.6)	0	0.3	18.9	57.3	23.5

• Score range of LBS is 0–72; No problem: 0; Almost no problem:1–14; Low level:15–29; Moderate level:30–43; High level:>43;

• Score range of HBS is 0–32; No problem: 0; Almost no problem: 1–6; Low level: 7–13; Moderate level: 14–19; High level: >19;

• Score range of DQD is 0–84; No problem: 0; Almost no problem: 1–17; Low level: 18–34; Moderate level: 35–50; High level: >50.