Table 5.

PROMIS physical and mental health summary T-scores based on Dutch and US scoring coefficients

	Mean population T-score (SD) [range] with Dutch scoring coefficients	Mean population T-score (SD) [range] with US scoring coefficients	Mean absolute difference (SD) [range]
Physical health summary score	54.3 (10.1) [7.2–61.9]	53.3 (6.8) [20.1–58.8]	3.3 (1.8) [0.0–20.6]
Mental health summary score	55.7 (8.9) [13.2–70.1]	54.5 (7.1) [20.6–65.7]	1.9 (1.2) [0.0–8.3]

T-scores, higher scores represent more physical/mental health; please note that these are not Dutch reference scores, as the sample was not representative for the general Dutch population

SD standard deviation