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Table 4 Comparison of QoL-AD composite scores, before and after the interventions in different groups

From: Effect of 9 weeks continuous vs. interval aerobic training on plasma BDNF levels, aerobic fitness, cognitive capacity and quality of life among seniors with mild to moderate Alzheimer’s disease: a randomized controlled trial

Item QoL-ADContinuous training group, n = 14Interval training group, n = 17Control group, n = 21
Pre-trainingPost-trainingPre-trainingPost-trainingPre-interventionPost-intervention
(1) Physical health2 (2–3)3 (2–3)2 (2–3)3 (2–3)2 (2–3)3 (2–3)
(2) Energy3 (2–3)3 (2–3)3 (2–3)3 (3–3)2 (2–3)3 (2–3)
(3) Mood2 (2–3)3 (2–3)*3 (2–3)3 (2–3)2 (2–3)2 (2–3)
(4) Living situation3 (3–3)3 (3–3)3 (3–3)3 (3–3)3 (2–3)3 (3–3)
(5) Memory2 (1–3)2 (2–2)2 (2–2)2 (2–3)2 (1–2)2 (2–2)
(6) Family3 (2–3)3 (3–3)3 (3–3)3 (3–3)3 (3–3)3 (2–4)
(7) Marriage3 (3–4)3 (3–4)3 (2–3)3 (2–3)3 (2–3)3 (2–3)
(8) Friends3 (2–4)3 (3–3)3 (3–3)3 (2–3)3 (3–3)3 (2–3)
(9) Self3 (2–3)3 (3–3)3 (2–3)3 (2–3)3 (2–3)3 (2–3)
(10) Ability to do chores3 (2–3)3 (2–3)3 (2–3)3 (2–3)2 (2–3)2 (2–3)
(11) Ability to do things for fun3 (2–3)3 (2–3)3 (2–3)3 (2–3)2 (2–2)2 (2–3)
(12) Money2 (2–3)3 (2–3)*2 (2–3)3 (2–3)2 (2–3)3 (2–3)
(13) Life as a whole3 (2–3)3 (3–3)3 (2–3)3 (2–3)3 (2–3)2 (2–3)
Total score34 (32–36)36 (34–37)*a34 (32–35)34 (32–36)32 (29–34)32 (29–36)a
  1. Median and range are provided unless otherwise indicated. *: intra group difference (p < 0.05). a: between group difference (p < 0.05) QOL-AD: Quality of Life in Alzheimer’s Disease, total score 13 to 52 with higher score indicating better quality of life