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. Author manuscript; available in PMC: 2017 May 1.
Published in final edited form as: J Am Geriatr Soc. 2016 May;64(5):933–943. doi: 10.1111/jgs.14114

Table 1.

Total hospitalizations by treatment group and by MedDRA System Organ Class category

Physical Activity (N=807) Health Education (N=811)
MedDRA System Organ Class Participants
(% of
participants)
Total
Events
Events per
participant
year (95%
CI)
Particip
ants
(% of
particip
ants)
Tot
al
Eve
nts
Events per
participant
year (95%
CI)
Difference
In % of
Participan
ts
(95% CL)
Rate Ratio
(95% CI)
ALL Inpatient Hospitalizations 396 (49.1%) 777 0.378 (0.340,
0.419)
360
(44.4%)
681 0.324 (0.291,
0.361)
−4.68 (−
9.54, 0.18)
1.16 (1.00,
1.35)
Blood And Lymphatic System Disorders 11 (1.4%) 16 0.009 (0.004,
0.022)
9 (1.1%) 12 0.006 (0.003,
0.014)
−0.25 (−
1.33, 0.82)
1.45 (0.44,
4.78)
Cardiac Disorders 77 (9.5%) 116 0.054 (0.042,
0.070)
70
(8.6%)
97 0.045 (0.034,
0.060)
−0.91 (−
3.71, 1.89)
1.21 (0.83,
1.76)
Ear And Labyrinth Disorders 5 (0.6%) 5 0.002 (0.001,
0.006)
6 (0.7%) 6 0.003 (0.001,
0.006)
0.12 (−4.72,
4.97)
0.84 (0.26,
2.76)
Endocrine Disorders 4 (0.5%) 5 0.002 (0.001,
0.006)
1 (0.1%) 1 0.000 (0.000,
0.003)
−0.37 (−
5.21, 4.48)
5.05 (0.59,
43.26)
Gastrointestinal Disorders 59 (7.3%) 81 0.038 (0.029,
0.050)
47
(5.8%)
53 0.025 (0.018,
0.034)
−1.52 (−
3.93, 0.90)
1.50 (0.99,
2.28)
General Disorders And Administration Site
Conditions
19 (2.4%) 24 0.011 (0.006,
0.017)
19 (2.3%) 21 0.009 (0.005,
0.015)
−0.01 (−
1.49, 1.46)
1.16 (0.58,
2.32)
Hepatobiliary Disorders 8 (1.0%) 9 0.004 (0.002,
0.010)
6 (0.7%) 7 0.003 (0.001,
0.008)
−0.25 (−
1.15, 0.65)
1.29 (0.36,
4.70)
Immune System Disorders 5 (0.6%) 7 0.003 (0.001,
0.008)
3 (0.4%) 3 0.001 (0.000,
0.005)
−0.24 (−
5.09, 4.60)
2.44 (0.48,
12.40)
Infections And Infestations 61 (7.6%) 73 0.035 (0.027,
0.045)
49
(6.0%)
57 0.027 (0.020,
0.035)
−1.52 (−
3.97, 0.94)
1.30 (0.88,
1.93)
Injury, Poisoning And Procedural
Complications
54 (6.7%) 58 0.027 (0.021,
0.036)
56
(6.9%)
63 0.029 (0.023,
0.038)
0.21 (−2.24,
2.67)
0.93 (0.64,
1.36)
Investigations 3 (0.4%) 4 0.002 (0.001,
0.005)
2 (0.2%) 2 0.001 (0.000,
0.004)
−0.12 (−
4.97, 4.72)
2.02 (0.37,
11.03)
Metabolism And Nutrition Disorders 22 (2.7%) 25 0.012 (0.008,
0.017)
21
(2.6%)
21 0.010 (0.006,
0.015)
−0.14 (−
1.70, 1.43)
1.20 (0.67,
2.15)
Musculoskeletal And Connective Tissue
Disorders
50 (6.2%) 54 0.025 (0.019,
0.034)
55
(6.8%)
64 0.029 (0.022,
0.038)
0.59 (−1.81,
2.99)
0.87 (0.59,
1.29)
Neoplasms Benign, Malignant And
Unspecified (Incl Cysts And Polyps)
17 (2.1%) 17 0.008 (0.005,
0.014)
17
(2.1%)
20 0.009 (0.006,
0.015)
−0.01 (−
1.41, 1.39)
0.87 (0.43,
1.76)
Nervous System Disorders 67 (8.3%) 83 0.039 (0.030,
0.051)
55
(6.8%)
66 0.031 (0.024,
0.041)
−1.52 (−
4.09, 1.05)
1.26 (0.86,
1.85)
Psychiatric Disorders 7 (0.9%) 7 0.003 (0.001,
0.007)
3 (0.4%) 3 0.001 (0.000,
0.004)
−0.49 (−
5.33, 4.36)
2.34 (0.61,
9.07)
Renal And Urinary Disorders 14 (1.7%) 15 0.006 (0.004,
0.011)
16
(2.0%)
16 0.007 (0.004,
0.011)
0.24 (−1.08,
1.55)
0.94 (0.46,
1.90)
Reproductive System And Breast Disorders 4 (0.5%) 4 0.002 (0.001,
0.005)
3 (0.4%) 3 0.001 (0.000,
0.004)
−0.12 (−
4.97, 4.72)
1.35 (0.30,
6.03)
Respiratory, Thoracic And Mediastinal
Disorders
48 (5.9%) 60 0.030 (0.022,
0.042)
36
(4.4%)
44 0.021 (0.015,
0.031)
−1.51 (−
3.67, 0.65)
1.43 (0.87,
2.33)
Skin And Subcutaneous Tissue Disorders 2 (0.2%) 2 0.001 (0.000,
0.004)
7
(0.9%)
9 0.004 (0.002,
0.010)
0.61 (−4.23,
5.45)
0.22 (0.04,
1.19)
Surgical And Medical Procedures 68 (8.4%) 76 0.036 (0.028,
0.046)
73
(9.0%)
84 0.039 (0.031,
0.049)
0.57 (−2.17,
3.32)
0.91 (0.65,
1.28)
Vascular Disorders 33 (4.1%) 36 0.017 (0.011,
0.025)
26
(3.2%)
29 0.014 (0.009,
0.021)
−0.88 (−
2.71, 0.94)
1.25 (0.69,
2.29)