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. 2023 Dec 19;8(1):102065. doi: 10.1016/j.cdnut.2023.102065

TABLE 3.

Results of survival analysis models for the relationship between each dietary pattern score and all-cause mortality

Population Case, No. Incidence Rate, per 1000 person-years HR (95% CI)
Model 1 Model 2 Model 3 Model 4
PDI
 Q1 599 410.00 Ref. Ref. Ref. Ref.
 Q2 553 383.72 0.93 (0.83, 1.05) 0.93 (0.83, 1.05) 0.93 (0.82, 1.05) 0.90 (0.79, 1.02)
 Q3 486 380.26 0.93 (0.82, 1.04) 0.93 (0.82, 1.04) 0.91 (0.80, 1.03) 0.88 (0.77, 1.00)
 Q4 425 361.35 0.87 (0.77, 0.99)1 0.87 (0.77, 0.99)1 0.90 (0.79, 1.03) 0.87 (0.76, 1.00)1
 Q5 422 338.36 0.81 (0.72, 0.92)2 0.82 (0.72, 0.92)2 0.83 (0.73, 0.94)2 0.81 (0.71, 0.90)2
hPDI
 Q1 613 418.29 Ref. Ref. Ref. Ref.
 Q2 478 394.20 0.94 (0.83, 1.06) 0.94 (0.83, 1.06) 0.92 (0.81, 1.04) 0.90 (0.79, 1.02)
 Q3 513 368.61 0.87 (0.78, 0.98)1 0.87 (0.77, 0.98)1 0.84 (0.75, 0.95)2 0.82 (0.73, 0.93)2
 Q4 447 343.06 0.81 (0.72, 0.92)2 0.81 (0.71, 0.91)2 0.80 (0.70, 0.91)3 0.78 (0.68, 0.89)3
 Q5 434 352.70 0.83 (0.74, 0.94)2 0.83 (0.73, 0.94)2 0.81 (0.72, 0.93)2 0.79 (0.69, 0.93)2
uPDI
 Q1 521 365.80 Ref. Ref. Ref. Ref.
 Q2 573 367.59 1.00 (0.89, 1.13) 1.00 (0.87, 1.13) 0.97 (0.86, 1.10) 0.97 (0.85, 1.10)
 Q3 478 370.73 1.02 (0.90, 1.15) 1.01 (0.89, 1.15) 1.03 (0.90, 1.18) 1.03 (0.90, 1.17)
 Q4 501 386.72 1.06 (0.94, 1.20) 1.05 (0.93, 1.19) 1.07 (0.94, 1.22) 1.08 (0.94, 1.23)
 Q5 412 397.89 1.10 (0.96, 1.25) 1.09 (0.96, 1.25) 1.09 (0.95, 1.26) 1.10 (0.95, 1.27)
HPF
 Q1 521 410.30 Ref. Ref. Ref. Ref.
 Q2 530 373.83 0.90 (0.80, 1.02) 0.89 (0.79, 1.00) 0.87 (0.77, 0.99)1 0.86 (0.75, 0.98)1
 Q3 608 379.82 0.92 (0.82, 1.03) 0.91 (0.81, 1.02) 0.88 (0.79, 1.00) 0.87 (0.76, 0.99)1
 Q4 472 374.20 0.91 (0.80, 1.03) 0.91 (0.80, 1.03) 0.89 (0.78, 1.02) 0.87 (0.75, 0.99)1
 Q5 354 335.98 0.81 (0.71, 0.92)2 0.80 (0.70, 0.92)2 0.81 (0.70, 0.94)2 0.81 (0.70, 0.94)2
uHPF
 Q1 510 399.86 Ref. Ref. Ref. Ref.
 Q2 513 354.16 0.87 (0.77, 0.99)1 0.88 (0.78, 1.00)1 0.88 (0.77, 1.00)1 0.89 (0.78, 1.01)
 Q3 910 388.98 0.97 (0.87, 1.08) 0.98 (0.88, 1.09) 0.99 (0.88, 1.11) 1.00 (0.89, 1.13)
 Q4 177 348.21 0.86 (0.73, 1.02) 0.86 (0.73, 1.03) 0.89 (0.75, 1.06) 0.89 (0.75, 1.07)
 Q5 375 363.47 0.90 (0.79, 1.03) 0.90 (0.79, 1.03) 0.94 (0.82, 1.08) 0.95 (0.82, 1.10)
AF
 Q1 510 376.42 Ref. Ref. Ref. Ref.
 Q2 659 355.58 0.94 (0.84, 1.06) 0.94 (0.84, 1.05) 0.92 (0.82, 1.04) 0.91 (0.80, 1.03)
 Q3 515 361.06 0.96 (0.85, 1.08) 0.96 (0.85, 1.09) 0.95 (0.83, 1.08) 0.95 (0.83, 1.09)
 Q4 448 402.01 1.07 (0.94, 1.22) 1.07 (0.94, 1.22) 1.07 (0.94, 1.23) 1.08 (0.94, 1.24)
 Q5 353 413.14 1.10 (0.96, 1.26) 1.11 (0.97, 1.27) 1.15 (0.99, 1.33) 1.17 (1.00, 1.36)∗

model 1: unadjusted; model 2: adjusted for age and gender; model 3: adjusted for age, gender, residence, ethnic group, BMI, years of schooling, marital status, income status, current smoker, current alcohol drinker and regular exercise; model 4: adjusted for age, gender, residence, ethnic group, BMI, years of schooling, marital status, income status, current smoker, current alcohol drinker, regular exercise, and number of chronic diseases.

Abbreviations: PDI, overall plant-based diet index; hPDI, healthy plant-based diet index; uPDI, unhealthy plant-based diet index; HPF, healthy plant foods index; uHPF, unhealthy foods index; AF, animal foods index; Ref., Reference.

1

P < 0.05

2

P < 0.01

3

P < 0.001.