Table 1 Frailty Components: Cut-points for the CHS and the FRéLE data sets

Weight loss

7,3%

12,7%

Weight loss

13.3%

Lost > 10 ponds in last year

Self-reported unintentional weight loss of 10% of normal weight or 4.5 kg or more.

Exhaustion

21.3%

14,1%

Exhaustion

20.1%

Self-Report of either of:

The “vitality” subscale of the SF-36:

i) Felt that everything I did was an effort in the last week, or

First quintile at 46.88

ii) could not get going in the last week

Low energy

24,1%

19.8%

Low energy

20.4%

270 on activity scale (18 items)

Physical Activity Scale for the Elderly

First quintile at 32.33 for women

First quintile at 39.35 for men

Slowness

38,0%

31.3%

Slowness

20.9%

Walking 15 ft (4.57 m):

Guralnik’s mobility performance tests adjusted for a 4.572 m (15 ft) distance:

Time ≥ 7 cm/s for height ≤ 159 cm or

Women: Time ≥ 5.6 cm/s (first quintile) for height ≤ 155.81 cm (average) or

Time ≥ 6 cm/s for height > 159 cm

Women: Time ≥ 6.54 cm/s (first quintile) for height > 155.81 cm (average)

Men: Time ≥ 6.3 cm/s (first quintile) for height ≤ 169.55 cm (average) or

Men: Time ≥ 7.0 cm/s (first quintile) for height > 169.55 cm (average)

Weakness

26,2%

20,8%

Weakness

20%

Grip strength ≤17 for BMI ≤23 kg/m²;

Martin Vigorimeter using the American Society of Hand Therapists procedure:

Grip strength ≤17,3 for BMI 23,1–26 kg/m²;

Women: Grip strength ≤37.0 (first quintile) for BMI ≤23.49 kg/m² (first quintile**)

Grip strength ≤18 for BMI 26,1–29 kg/m²;

Women: Grip strength ≤35 .0 for BMI > 23.49 - ≤25.97 kg/m² (second quintile)

Grip strength ≤21 for BMI > 29 kg/m²;

Women: Grip strength ≤35.0 for BMI > 25.97 - ≤28.56 kg/m² (third quintile)

Women: Grip strength ≤35.0 for BMI > 28.56 - ≤32.11 kg/m² (fourth quintile)

Women: Grip strength ≤ 35.0for BMI > 32.11 kg/m² (fourth quintile)

Men: Grip strength ≤47.4 (first quintile) for BMI ≤24.17 kg/m² (first quintile)

Men: Grip strength ≤55.0 for BMI > 24.17 - ≤26.42 kg/m² (second quintile)

Men: Grip strength ≤55.0 for BMI > 26.42 - ≤28.59 kg/m² (third quintile)

Men: Grip strength ≤53.6 for BMI > 28.59 - ≤31.31 kg/m² (fourth quintile)

Men: Grip strength ≤55.0 for BMI > 31.31 kg/m² (fourth quintile)

Overall frailty status

Overall frailty status

Robust

33.2%

44,9%

Robust

49,7%

Pre-frail

55.2%

43,8%

Pre-frail

38,3%

Frail

11.6%

11,3%

Frail

12,0%