Table 1

 Characteristics of study population by survival status at 18 years of follow-up

CharacteristicsTotal (n=1810)No (%) alive (n=149)No (%) who died (n=1161)
Mean (SD) age at end of follow-up (years)96.1 (3.0)89.5 (5.4)
Sex:
 Women1378 (76.1)129 (9.4)1249 (90.6)
 Men432 (23.9)20 (4.6)412 (95.4)
Education (years):
 <8958 (53.5)60 (6.3)898 (93.7)
 ≥8834 (46.5)86 (10.3)748 (89.7)
Socioeconomic status:
 Non-manual592 (63.6)48 (8.1)544 (91.9)
 Manual339 (36.4)23 (6.8)316 (93.2)
Lifestyle factors
Body mass index:
 <20 (underweight)237 (16.1)10 (4.2)227 (95.8)
 20-25 (normal weight)770 (52.4)83 (10.8)687 (89.2)
 ≥25 (overweight)462 (31.5)46 (10.0)416 (90.0)
Smoking status:
 Never smoked957 (73.9)83 (8.7)874 (91.3)
 Former smoker186 (14.4)15 (8.1)171 (91.9)
 Current smoker152 (11.7)7 (4.6)145 (95.4)
Alcohol consumption:
 Yes805 (65.4)78 (9.7)727 (90.3)
 No425 (34.6)25 (5.9)400 (94.1)
Social network:
 Rich105 (5.8)16 (15.2)89 (84.8)
 Moderate1350 (74.6)110 (8.2)1240 (91.8)
 Limited or poor355 (19.6)23 (6.5)332 (93.5)
Leisure activities
Mental:
 Yes713 (41.2)68 (9.5)645 (90.5)
 No1016 (58.8)81 (8.0)935 (92.0)
Social:
 Yes355 (20.5)50 (14.1)305 (85.9)
 No1374 (79.5)99 (7.2)1275 (92.8)
Physical:
 Yes146 (8.4)25 (17.1)121 (82.9)
 No1583 (91.6)124 (7.8)1459 (92.2)
Productive:
 Yes501 (29.0)61 (12.2)440 (87.8)
 No1228 (71.0)88 (7.2)1140 (92.8)
Health status
No of chronic conditions*:
 0660 (36.5)92 (13.9)568 (86.1)
 1474 (26.2)46 (9.7)428 (90.3)
 ≥2676 (37.3)11 (1.6)665 (98.4)

*Included malignancy, respiratory tract disease, mental disorders, endocrine disease, blood disease, neurosensorial disease, musculoskeletal disease, cardiovascular disease, urological disorders, and digestive disorders.