Table 2 HRs and 95% CIs for the mortality risks of healthy lifestyle among the elderly in China

Drinking

 Never

1

1

1

 Former

1.064(0.993,1.139)

1.058(0.988,1.133)

1.043(0.974,1.118)

 Current

0.936(0.879,0.997)

0.953(0.894,1.015)

0.966(0.906,1.029)

Smoking

 Never

1

1

1

 Former

1.118(1.048,1.193)

1.201(1.122,1.287)

1.183(1.105,1.267)

 Current

0.881(0.827,0.938)

1.092(1.020,1.169)

1.110(1.037,1.189)

Physical activity

 Current

1

1

1

 Former

1.456(1.351,1.569)

1.245(1.154,1.342)

1.146(1.062,1.237)

 Physical inactivity

1.279(1.213,1.348)

1.172(1.110,1.239)

1.122(1.062,1.186)

Eat fruits

 Yes

1

1

1

 Rarely or never

1.152(1.097,1.211)

1.072(1.020,1.127)

1.057(1.006,1.111)

Eat vegetable

 Yes

1

1

1

 Rarely or never

1.427(1.257,1.619)

1.209(1.065,1.372)

1.106(0.974,1.255)

BMI

 Normal weight(18.5–24.9 kg/m²)

1

1

1

 Underweight (< 18.5 kg/m²)

1.312(1.253,1.375)

1.068(1.019,1.120)

1.055(1.006,1.105)

 Overweight (25.0–29.9 kg/m²)

0.773(0.704,0.850)

0.984(0.895,1.081)

0.969(0.882,1.065)

 Obese (≥ 30.0 kg/m²)

0.803(0.647,0.996)

0.866(0.697,1.075)

0.838(0.675,1.041)

Sleep duration

 7–9 h

1

1

1

  < 7/ > 9 h

1.236(1.183,1.291)

1.078(1.032,1.127)

1.032(0.987,1.079)