Skip to main content

Table 2 Percentiles of the SCQOLS-15 QoL total score, final model

From: Reference values for the short forms of the Singapore Caregiver Quality of Life Scale

Predictor

10th percentile

25th percentile

50th percentile

75th percentile

90th percentile

Coef

95% CI

Coef

95% CI

Coef

95% CI

Coef

95% CI

Coef

95% CI

Education level

 Secondary/above

0

 

0

 

0

 

0

 

0

 

 Primary/below

−4.1

(−10.3, 2.2)

−5.9

(−13.3, 1.6)

−3.9

(−8.2, 0.3)

−4.2*

(−6.9, −1.5)

−5.1

(−10.0, −0.1)

Caregiver role

6.9*

(3.7, 10.0)

6.0*

(3.5, 8.6)

3.5*

(1.7, 5.3)

1.2

(−0.6, 3.1)

1.0

(−0.8, 2.8)

Performance status

−5.6*

(−7.7, −3.4)

−4.6*

(−6.4, −2.7)

−3.5*

(−4.8, −2.1)

−2.0*

(−2.8, −1.3)

−2.1*

(−3.3, −1.0)

Intercept

52.5*

(45.7, 59.2)

63.6*

(58.6, 68.5)

75.2*

(71.7, 78.7)

83.7*

(80.7, 86.6)

90.5*

(87.0, 94.0)

  1. *P-value < 0.01
  2. Abbreviations: Coef coefficient, CI confidence interval
  3. Example: The 10th percentile of a caregiver with primary education who is the primary person (caregiver role = 1) giving care to a patient who has no symptoms (performance status = 0) is 52.5 + (− 4.1) + (1 × 6.9) + (0 × [−5.6]) = 55.3