Table 2.

Characteristics of patients who dropped-out by reason for attrition

Variable	Attrition due to death	Attrition due to illness	Attrition at random (loss to follow-up)	p
	N=29 (27%)	N=30 (28%)	N=48 (45%)
Age (mean; SD)	60 (13)	62 (13)	60 (14)	.82†
Gender				.22~
Female	11 (38)	11 (38)	26 (54)
Marital Status				.54~
Single	6 (21)	4 (13)	6 (13)
Married	18 (62)	19 (64)	26 (54)
Divorced/Widowed	5 (17)	7 (23)	16 (33)
Cancer type				.74+
GI	10 (34)	10 (33)	18 (38)
Breast	2 (17)	3 (17)	4 (17)
Respiratory	5 (17)	4 (13)	7 (16)
GU	0 (0)	3 (10)	4 (8)
H&N	5 (17)	4 (13)	5 (10)
GYN	3 (10)	1 (3)	7 (15)
Hematological	1 (3)	1 (3)	2 (4)
Other	3 (10)	4 (13)	1 (2)
MDAS (median; IQR)*	2;(1–4)	2; (1–4)	2,5;(1–4)	.85‡
ESAS (median; IQR)*
Pain (n=743)	4.5; (.5–8)	5; (2–7)	5.5;(3–7)	.30‡
Fatigue	6; (5–8)	4; (2–6)	4.5;(1–6.5)	<.001‡
Nausea	0; (0–5)	2.5; (0–5)	0;(0–3)	.01‡
Depression	5; (2–7)	2;(0–5)	2;(0–4.5)	.01‡
Anxiety	0; (0–5)	2;(0–5)	3;(0–6.5)	.14‡
Drowsiness	6; (3–8)	2.5;(0–5)	3;(0–6.5)	.01‡
Anorexia (n=743)	5; (3–6)	5.5;(3–8)	4.5;(1–7)	.34‡
Wellbeing	6; (5–8)	5;(3–7)	3.5;(1–5)	<.001‡
Dyspnea	4; (0–7)	1;(0–4)	0;(0–4)	.04‡
Sleep	3; (2–6)	4;(0–6)	2.5;(0–4.5)	.18‡
ESAS physical score (mean; SD) (n = 742)	28 (12)	23; (11)	19 (10)	.003†
ESAS emotional score (mean; SD)	7 (5)	5 (5)	6 (5)	.41†
Time from cancer diagnosis in months (median; IQR) (n = 737)	12; (4–21)	16;(8–36)	17; (5–41)	.19†∫
KPS (n = 737)				.03~
90≤	4 (15)	0 (0)	8 (19)
80	1 (4)	4 (13)	11 (24)
70	5 (19)	13 (44)	10 (22)
60	7 (27)	7 (23)	10 (22)
≤50	9 (35)	6 (20)	6 (13)

Abbreviations: SD: standard deviation. IQR: inter-quartile range; ESAS: Edmonton Symptom Assessment Scale; MDAS: memorial Delirium Assessment Scale; KPS: Karnofsky performance status; GI: gastrointestinal; GU: genitourinary; GYN: gynecological; H&N: head and neck.

^†Anova

^~Chi-square

^‡Kruskal Wallis

⁺ischer exact

^∫For variable Time from cancer diagnosis, the comparison was made with log(time) and therefore Anova test statistic was used.